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    {
      "id": 649,
      "plant_id": 8,
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      "inflow_m3h": 1129,
      "raw_turbidity_ntu": 4.49,
      "coagulant_mg_l": 26.4,
      "filtered_turbidity_ntu": 0.124,
      "free_chlorine_mg_l": 1.06,
      "ph": 7.44
    },
    {
      "id": 650,
      "plant_id": 9,
      "logged_at": "2026-05-13 05:00:00",
      "inflow_m3h": 1037,
      "raw_turbidity_ntu": 5.52,
      "coagulant_mg_l": 29.5,
      "filtered_turbidity_ntu": 0.138,
      "free_chlorine_mg_l": 1.13,
      "ph": 7.47
    },
    {
      "id": 651,
      "plant_id": 11,
      "logged_at": "2026-05-13 04:30:00",
      "inflow_m3h": 1120,
      "raw_turbidity_ntu": 5.27,
      "coagulant_mg_l": 29.4,
      "filtered_turbidity_ntu": 0.141,
      "free_chlorine_mg_l": 0.99,
      "ph": 7.48
    },
    {
      "id": 652,
      "plant_id": 2,
      "logged_at": "2026-05-13 05:30:00",
      "inflow_m3h": 1084,
      "raw_turbidity_ntu": 6.06,
      "coagulant_mg_l": 28.6,
      "filtered_turbidity_ntu": 0.095,
      "free_chlorine_mg_l": 1.13,
      "ph": 7.46
    },
    {
      "id": 653,
      "plant_id": 7,
      "logged_at": "2026-05-13 04:30:00",
      "inflow_m3h": 1075,
      "raw_turbidity_ntu": 5.67,
      "coagulant_mg_l": 25.5,
      "filtered_turbidity_ntu": 0.08,
      "free_chlorine_mg_l": 0.98,
      "ph": 7.54
    },
    {
      "id": 654,
      "plant_id": 14,
      "logged_at": "2026-05-13 04:30:00",
      "inflow_m3h": 1008,
      "raw_turbidity_ntu": 6.77,
      "coagulant_mg_l": 31,
      "filtered_turbidity_ntu": 0.148,
      "free_chlorine_mg_l": 1.01,
      "ph": 7.58
    },
    {
      "id": 655,
      "plant_id": 4,
      "logged_at": "2026-05-13 05:00:00",
      "inflow_m3h": 1138,
      "raw_turbidity_ntu": 6.36,
      "coagulant_mg_l": 25.2,
      "filtered_turbidity_ntu": 0.13,
      "free_chlorine_mg_l": 1.26,
      "ph": 7.46
    },
    {
      "id": 656,
      "plant_id": 10,
      "logged_at": "2026-05-13 04:00:00",
      "inflow_m3h": 982,
      "raw_turbidity_ntu": 4.63,
      "coagulant_mg_l": 27.3,
      "filtered_turbidity_ntu": 0.168,
      "free_chlorine_mg_l": 1.05,
      "ph": 7.5
    },
    {
      "id": 657,
      "plant_id": 5,
      "logged_at": "2026-05-13 05:00:00",
      "inflow_m3h": 1076,
      "raw_turbidity_ntu": 5.95,
      "coagulant_mg_l": 28.2,
      "filtered_turbidity_ntu": 0.126,
      "free_chlorine_mg_l": 1.05,
      "ph": 7.47
    },
    {
      "id": 658,
      "plant_id": 14,
      "logged_at": "2026-05-13 05:00:00",
      "inflow_m3h": 1030,
      "raw_turbidity_ntu": 6.03,
      "coagulant_mg_l": 29.5,
      "filtered_turbidity_ntu": 0.103,
      "free_chlorine_mg_l": 1.14,
      "ph": 7.44
    },
    {
      "id": 659,
      "plant_id": 10,
      "logged_at": "2026-05-13 04:30:00",
      "inflow_m3h": 1016,
      "raw_turbidity_ntu": 5.1,
      "coagulant_mg_l": 25.6,
      "filtered_turbidity_ntu": 0.159,
      "free_chlorine_mg_l": 1.06,
      "ph": 7.46
    },
    {
      "id": 660,
      "plant_id": 11,
      "logged_at": "2026-05-13 05:00:00",
      "inflow_m3h": 1075,
      "raw_turbidity_ntu": 4.9,
      "coagulant_mg_l": 29.6,
      "filtered_turbidity_ntu": 0.144,
      "free_chlorine_mg_l": 1.11,
      "ph": 7.44
    },
    {
      "id": 661,
      "plant_id": 12,
      "logged_at": "2026-05-13 05:30:00",
      "inflow_m3h": 1170,
      "raw_turbidity_ntu": 5.67,
      "coagulant_mg_l": 24.3,
      "filtered_turbidity_ntu": 0.121,
      "free_chlorine_mg_l": 1.1,
      "ph": 7.45
    },
    {
      "id": 662,
      "plant_id": 10,
      "logged_at": "2026-05-13 05:00:00",
      "inflow_m3h": 1087,
      "raw_turbidity_ntu": 4.77,
      "coagulant_mg_l": 28.9,
      "filtered_turbidity_ntu": 0.119,
      "free_chlorine_mg_l": 1.05,
      "ph": 7.51
    },
    {
      "id": 663,
      "plant_id": 7,
      "logged_at": "2026-05-13 05:00:00",
      "inflow_m3h": 1100,
      "raw_turbidity_ntu": 4.86,
      "coagulant_mg_l": 26.7,
      "filtered_turbidity_ntu": 0.094,
      "free_chlorine_mg_l": 0.99,
      "ph": 7.5
    },
    {
      "id": 664,
      "plant_id": 3,
      "logged_at": "2026-05-13 05:30:00",
      "inflow_m3h": 1135,
      "raw_turbidity_ntu": 8.62,
      "coagulant_mg_l": 29.3,
      "filtered_turbidity_ntu": null,
      "free_chlorine_mg_l": 1.02,
      "ph": 7.48
    },
    {
      "id": 665,
      "plant_id": 10,
      "logged_at": "2026-05-13 05:30:00",
      "inflow_m3h": 1118,
      "raw_turbidity_ntu": 5.95,
      "coagulant_mg_l": 29.7,
      "filtered_turbidity_ntu": 0.17,
      "free_chlorine_mg_l": 0.96,
      "ph": 7.45
    },
    {
      "id": 666,
      "plant_id": 4,
      "logged_at": "2026-05-13 05:30:00",
      "inflow_m3h": 1097,
      "raw_turbidity_ntu": 5.61,
      "coagulant_mg_l": 26.7,
      "filtered_turbidity_ntu": 0.12,
      "free_chlorine_mg_l": 1.04,
      "ph": 7.49
    },
    {
      "id": 667,
      "plant_id": 8,
      "logged_at": "2026-05-13 05:30:00",
      "inflow_m3h": 1111,
      "raw_turbidity_ntu": 5.71,
      "coagulant_mg_l": 29.9,
      "filtered_turbidity_ntu": 0.136,
      "free_chlorine_mg_l": 1.17,
      "ph": 7.36
    },
    {
      "id": 668,
      "plant_id": 7,
      "logged_at": "2026-05-13 05:30:00",
      "inflow_m3h": 1085,
      "raw_turbidity_ntu": 6.94,
      "coagulant_mg_l": 25.9,
      "filtered_turbidity_ntu": 0.098,
      "free_chlorine_mg_l": 1.05,
      "ph": 7.47
    },
    {
      "id": 669,
      "plant_id": 9,
      "logged_at": "2026-05-13 05:30:00",
      "inflow_m3h": 1175,
      "raw_turbidity_ntu": 6.08,
      "coagulant_mg_l": 28.2,
      "filtered_turbidity_ntu": 0.138,
      "free_chlorine_mg_l": 1.02,
      "ph": 7.42
    },
    {
      "id": 670,
      "plant_id": 14,
      "logged_at": "2026-05-13 05:30:00",
      "inflow_m3h": 1191,
      "raw_turbidity_ntu": 5.96,
      "coagulant_mg_l": 27.4,
      "filtered_turbidity_ntu": 0.117,
      "free_chlorine_mg_l": 1.04,
      "ph": 7.52
    },
    {
      "id": 671,
      "plant_id": 11,
      "logged_at": "2026-05-13 05:30:00",
      "inflow_m3h": 1191,
      "raw_turbidity_ntu": 6.63,
      "coagulant_mg_l": 26.6,
      "filtered_turbidity_ntu": 0.111,
      "free_chlorine_mg_l": 1.05,
      "ph": 7.29
    },
    {
      "id": 672,
      "plant_id": 5,
      "logged_at": "2026-05-13 05:30:00",
      "inflow_m3h": 1123,
      "raw_turbidity_ntu": 7.1,
      "coagulant_mg_l": 24.9,
      "filtered_turbidity_ntu": 0.119,
      "free_chlorine_mg_l": 1.13,
      "ph": 7.43
    }
  ],
  "dosing_changes": [
    {
      "id": 1,
      "plant_id": 10,
      "changed_at": "2026-05-12 06:31:14",
      "chemical": "lime",
      "new_rate_pct": 69,
      "reason": "raw water change"
    },
    {
      "id": 2,
      "plant_id": 14,
      "changed_at": "2026-05-12 07:48:37",
      "chemical": "sodium hypochlorite",
      "new_rate_pct": 59,
      "reason": "jar test result"
    },
    {
      "id": 3,
      "plant_id": 13,
      "changed_at": "2026-05-12 06:51:42",
      "chemical": "sodium hypochlorite",
      "new_rate_pct": 48,
      "reason": "residual trim"
    },
    {
      "id": 4,
      "plant_id": 13,
      "changed_at": "2026-05-12 10:24:38",
      "chemical": "lime",
      "new_rate_pct": 32,
      "reason": "raw water change"
    },
    {
      "id": 5,
      "plant_id": 4,
      "changed_at": "2026-05-12 07:36:14",
      "chemical": "lime",
      "new_rate_pct": 41,
      "reason": "shift handover check"
    },
    {
      "id": 6,
      "plant_id": 14,
      "changed_at": "2026-05-12 11:15:56",
      "chemical": "sodium hypochlorite",
      "new_rate_pct": 28,
      "reason": "raw water change"
    },
    {
      "id": 7,
      "plant_id": 13,
      "changed_at": "2026-05-12 13:51:53",
      "chemical": "coagulant",
      "new_rate_pct": 56,
      "reason": "pump maintenance"
    },
    {
      "id": 8,
      "plant_id": 14,
      "changed_at": "2026-05-12 15:25:32",
      "chemical": "sodium hypochlorite",
      "new_rate_pct": 31,
      "reason": "pump maintenance"
    },
    {
      "id": 9,
      "plant_id": 5,
      "changed_at": "2026-05-12 06:11:49",
      "chemical": "coagulant",
      "new_rate_pct": 66,
      "reason": "shift handover check"
    },
    {
      "id": 10,
      "plant_id": 10,
      "changed_at": "2026-05-12 11:25:46",
      "chemical": "lime",
      "new_rate_pct": 74,
      "reason": "shift handover check"
    },
    {
      "id": 11,
      "plant_id": 8,
      "changed_at": "2026-05-12 06:03:18",
      "chemical": "coagulant",
      "new_rate_pct": 26,
      "reason": "residual trim"
    },
    {
      "id": 12,
      "plant_id": 12,
      "changed_at": "2026-05-12 07:08:37",
      "chemical": "coagulant",
      "new_rate_pct": 57,
      "reason": "residual trim"
    },
    {
      "id": 13,
      "plant_id": 6,
      "changed_at": "2026-05-12 07:43:14",
      "chemical": "coagulant",
      "new_rate_pct": 73,
      "reason": "pump maintenance"
    },
    {
      "id": 14,
      "plant_id": 13,
      "changed_at": "2026-05-12 18:47:29",
      "chemical": "coagulant",
      "new_rate_pct": 26,
      "reason": "shift handover check"
    },
    {
      "id": 15,
      "plant_id": 9,
      "changed_at": "2026-05-12 07:50:50",
      "chemical": "sodium hypochlorite",
      "new_rate_pct": 43,
      "reason": "raw water change"
    },
    {
      "id": 16,
      "plant_id": 5,
      "changed_at": "2026-05-12 09:37:23",
      "chemical": "sodium hypochlorite",
      "new_rate_pct": 40,
      "reason": "raw water change"
    },
    {
      "id": 17,
      "plant_id": 1,
      "changed_at": "2026-05-12 07:20:07",
      "chemical": "sodium hypochlorite",
      "new_rate_pct": 37,
      "reason": "raw water change"
    },
    {
      "id": 18,
      "plant_id": 5,
      "changed_at": "2026-05-12 13:19:42",
      "chemical": "coagulant",
      "new_rate_pct": 68,
      "reason": "raw water change"
    },
    {
      "id": 19,
      "plant_id": 7,
      "changed_at": "2026-05-12 06:42:31",
      "chemical": "sodium hypochlorite",
      "new_rate_pct": 80,
      "reason": "jar test result"
    },
    {
      "id": 20,
      "plant_id": 3,
      "changed_at": "2026-05-12 06:39:07",
      "chemical": "polymer aid",
      "new_rate_pct": 44,
      "reason": "residual trim"
    },
    {
      "id": 21,
      "plant_id": 8,
      "changed_at": "2026-05-12 09:08:38",
      "chemical": "sodium hypochlorite",
      "new_rate_pct": 74,
      "reason": "jar test result"
    },
    {
      "id": 22,
      "plant_id": 2,
      "changed_at": "2026-05-12 06:21:59",
      "chemical": "polymer aid",
      "new_rate_pct": 42,
      "reason": "pump maintenance"
    },
    {
      "id": 23,
      "plant_id": 11,
      "changed_at": "2026-05-12 06:09:48",
      "chemical": "sodium hypochlorite",
      "new_rate_pct": 67,
      "reason": "residual trim"
    },
    {
      "id": 24,
      "plant_id": 13,
      "changed_at": "2026-05-12 22:12:29",
      "chemical": "coagulant",
      "new_rate_pct": 63,
      "reason": "shift handover check"
    },
    {
      "id": 25,
      "plant_id": 10,
      "changed_at": "2026-05-12 15:16:04",
      "chemical": "coagulant",
      "new_rate_pct": 50,
      "reason": "raw water change"
    },
    {
      "id": 26,
      "plant_id": 2,
      "changed_at": "2026-05-12 10:29:55",
      "chemical": "sodium hypochlorite",
      "new_rate_pct": 80,
      "reason": "raw water change"
    },
    {
      "id": 27,
      "plant_id": 14,
      "changed_at": "2026-05-12 20:18:56",
      "chemical": "coagulant",
      "new_rate_pct": 80,
      "reason": "raw water change"
    },
    {
      "id": 28,
      "plant_id": 6,
      "changed_at": "2026-05-12 10:46:43",
      "chemical": "polymer aid",
      "new_rate_pct": 37,
      "reason": "jar test result"
    },
    {
      "id": 29,
      "plant_id": 10,
      "changed_at": "2026-05-12 18:44:32",
      "chemical": "polymer aid",
      "new_rate_pct": 38,
      "reason": "pump maintenance"
    },
    {
      "id": 30,
      "plant_id": 14,
      "changed_at": "2026-05-12 23:55:42",
      "chemical": "polymer aid",
      "new_rate_pct": 54,
      "reason": "raw water change"
    }
  ],
  "lab_samples": [
    {
      "id": 1,
      "plant_id": 8,
      "sampled_at": "2026-05-12 06:21:36",
      "sample_point": "final water",
      "turbidity_ntu": 0.132,
      "free_chlorine_mg_l": 0.8,
      "coliforms": "not detected"
    },
    {
      "id": 2,
      "plant_id": 7,
      "sampled_at": "2026-05-12 06:18:52",
      "sample_point": "clearwell outlet",
      "turbidity_ntu": 0.187,
      "free_chlorine_mg_l": 0.87,
      "coliforms": "not detected"
    },
    {
      "id": 3,
      "plant_id": 11,
      "sampled_at": "2026-05-12 06:10:28",
      "sample_point": "final water",
      "turbidity_ntu": 0.12,
      "free_chlorine_mg_l": 1.36,
      "coliforms": "not detected"
    },
    {
      "id": 4,
      "plant_id": 7,
      "sampled_at": "2026-05-12 10:28:19",
      "sample_point": "distribution entry",
      "turbidity_ntu": 0.055,
      "free_chlorine_mg_l": 1.11,
      "coliforms": "not detected"
    },
    {
      "id": 5,
      "plant_id": 13,
      "sampled_at": "2026-05-12 06:06:56",
      "sample_point": "clearwell outlet",
      "turbidity_ntu": 0.053,
      "free_chlorine_mg_l": 0.8,
      "coliforms": "not detected"
    },
    {
      "id": 6,
      "plant_id": 3,
      "sampled_at": "2026-05-12 06:03:21",
      "sample_point": "distribution entry",
      "turbidity_ntu": 0.277,
      "free_chlorine_mg_l": 0.75,
      "coliforms": "not detected"
    },
    {
      "id": 7,
      "plant_id": 8,
      "sampled_at": "2026-05-12 10:44:59",
      "sample_point": "clearwell outlet",
      "turbidity_ntu": 0.107,
      "free_chlorine_mg_l": 0.9,
      "coliforms": "not detected"
    },
    {
      "id": 8,
      "plant_id": 10,
      "sampled_at": "2026-05-12 06:05:23",
      "sample_point": "final water",
      "turbidity_ntu": 0.17,
      "free_chlorine_mg_l": 0.9,
      "coliforms": "not detected"
    },
    {
      "id": 9,
      "plant_id": 1,
      "sampled_at": "2026-05-12 06:09:27",
      "sample_point": "clearwell outlet",
      "turbidity_ntu": 0.12,
      "free_chlorine_mg_l": 1.09,
      "coliforms": "not detected"
    },
    {
      "id": 10,
      "plant_id": 6,
      "sampled_at": "2026-05-12 06:20:41",
      "sample_point": "distribution entry",
      "turbidity_ntu": 0.246,
      "free_chlorine_mg_l": 1.4,
      "coliforms": "not detected"
    },
    {
      "id": 11,
      "plant_id": 6,
      "sampled_at": "2026-05-12 10:22:53",
      "sample_point": "clearwell outlet",
      "turbidity_ntu": 0.222,
      "free_chlorine_mg_l": 1.29,
      "coliforms": "not detected"
    },
    {
      "id": 12,
      "plant_id": 12,
      "sampled_at": "2026-05-12 06:23:30",
      "sample_point": "clearwell outlet",
      "turbidity_ntu": 0.073,
      "free_chlorine_mg_l": 1.01,
      "coliforms": "not detected"
    },
    {
      "id": 13,
      "plant_id": 1,
      "sampled_at": "2026-05-12 10:16:18",
      "sample_point": "distribution entry",
      "turbidity_ntu": 0.097,
      "free_chlorine_mg_l": 1.1,
      "coliforms": "not detected"
    },
    {
      "id": 14,
      "plant_id": 2,
      "sampled_at": "2026-05-12 06:20:24",
      "sample_point": "clearwell outlet",
      "turbidity_ntu": 0.071,
      "free_chlorine_mg_l": 0.87,
      "coliforms": "not detected"
    },
    {
      "id": 15,
      "plant_id": 9,
      "sampled_at": "2026-05-12 06:16:10",
      "sample_point": "final water",
      "turbidity_ntu": 0.262,
      "free_chlorine_mg_l": 0.85,
      "coliforms": "not detected"
    },
    {
      "id": 16,
      "plant_id": 12,
      "sampled_at": "2026-05-12 10:37:31",
      "sample_point": "final water",
      "turbidity_ntu": 0.14,
      "free_chlorine_mg_l": 1.18,
      "coliforms": "detected"
    },
    {
      "id": 17,
      "plant_id": 2,
      "sampled_at": "2026-05-12 10:48:55",
      "sample_point": "distribution entry",
      "turbidity_ntu": 0.098,
      "free_chlorine_mg_l": 0.97,
      "coliforms": "not detected"
    },
    {
      "id": 18,
      "plant_id": 12,
      "sampled_at": "2026-05-12 14:59:44",
      "sample_point": "clearwell outlet",
      "turbidity_ntu": 0.117,
      "free_chlorine_mg_l": 0.73,
      "coliforms": "not detected"
    },
    {
      "id": 19,
      "plant_id": 11,
      "sampled_at": "2026-05-12 10:21:14",
      "sample_point": "distribution entry",
      "turbidity_ntu": 0.26,
      "free_chlorine_mg_l": 0.94,
      "coliforms": "not detected"
    },
    {
      "id": 20,
      "plant_id": 2,
      "sampled_at": "2026-05-12 15:14:06",
      "sample_point": "clearwell outlet",
      "turbidity_ntu": 0.261,
      "free_chlorine_mg_l": 0.88,
      "coliforms": "not detected"
    },
    {
      "id": 21,
      "plant_id": 6,
      "sampled_at": "2026-05-12 14:44:49",
      "sample_point": "clearwell outlet",
      "turbidity_ntu": 0.123,
      "free_chlorine_mg_l": 0.86,
      "coliforms": "not detected"
    },
    {
      "id": 22,
      "plant_id": 1,
      "sampled_at": "2026-05-12 14:26:05",
      "sample_point": "distribution entry",
      "turbidity_ntu": 0.121,
      "free_chlorine_mg_l": 1.04,
      "coliforms": "not detected"
    },
    {
      "id": 23,
      "plant_id": 11,
      "sampled_at": "2026-05-12 14:29:06",
      "sample_point": "clearwell outlet",
      "turbidity_ntu": 0.089,
      "free_chlorine_mg_l": 1.35,
      "coliforms": "detected"
    },
    {
      "id": 24,
      "plant_id": 10,
      "sampled_at": "2026-05-12 10:12:40",
      "sample_point": "clearwell outlet",
      "turbidity_ntu": 0.13,
      "free_chlorine_mg_l": 1.4,
      "coliforms": "not detected"
    },
    {
      "id": 25,
      "plant_id": 3,
      "sampled_at": "2026-05-12 10:05:08",
      "sample_point": "clearwell outlet",
      "turbidity_ntu": 0.079,
      "free_chlorine_mg_l": 0.67,
      "coliforms": "not detected"
    },
    {
      "id": 26,
      "plant_id": 2,
      "sampled_at": "2026-05-12 19:29:34",
      "sample_point": "final water",
      "turbidity_ntu": 0.243,
      "free_chlorine_mg_l": 1.18,
      "coliforms": "not detected"
    },
    {
      "id": 27,
      "plant_id": 12,
      "sampled_at": "2026-05-12 19:27:37",
      "sample_point": "clearwell outlet",
      "turbidity_ntu": 0.255,
      "free_chlorine_mg_l": 0.87,
      "coliforms": "not detected"
    },
    {
      "id": 28,
      "plant_id": 4,
      "sampled_at": "2026-05-12 06:17:12",
      "sample_point": "final water",
      "turbidity_ntu": 0.165,
      "free_chlorine_mg_l": 0.95,
      "coliforms": "not detected"
    },
    {
      "id": 29,
      "plant_id": 13,
      "sampled_at": "2026-05-12 10:18:35",
      "sample_point": "final water",
      "turbidity_ntu": 0.169,
      "free_chlorine_mg_l": 0.89,
      "coliforms": "not detected"
    },
    {
      "id": 30,
      "plant_id": 4,
      "sampled_at": "2026-05-12 10:27:16",
      "sample_point": "clearwell outlet",
      "turbidity_ntu": 0.256,
      "free_chlorine_mg_l": 0.95,
      "coliforms": "not detected"
    },
    {
      "id": 31,
      "plant_id": 9,
      "sampled_at": "2026-05-12 10:44:14",
      "sample_point": "final water",
      "turbidity_ntu": 0.113,
      "free_chlorine_mg_l": 1,
      "coliforms": "not detected"
    },
    {
      "id": 32,
      "plant_id": 13,
      "sampled_at": "2026-05-12 14:36:12",
      "sample_point": "final water",
      "turbidity_ntu": 0.155,
      "free_chlorine_mg_l": 0.81,
      "coliforms": "not detected"
    },
    {
      "id": 33,
      "plant_id": 13,
      "sampled_at": "2026-05-12 19:00:12",
      "sample_point": "clearwell outlet",
      "turbidity_ntu": 0.092,
      "free_chlorine_mg_l": 1.03,
      "coliforms": "not detected"
    },
    {
      "id": 34,
      "plant_id": 3,
      "sampled_at": "2026-05-12 14:33:10",
      "sample_point": "clearwell outlet",
      "turbidity_ntu": 0.193,
      "free_chlorine_mg_l": 0.68,
      "coliforms": "not detected"
    },
    {
      "id": 35,
      "plant_id": 9,
      "sampled_at": "2026-05-12 14:46:26",
      "sample_point": "distribution entry",
      "turbidity_ntu": 0.277,
      "free_chlorine_mg_l": 0.88,
      "coliforms": "not detected"
    },
    {
      "id": 36,
      "plant_id": 5,
      "sampled_at": "2026-05-12 06:22:44",
      "sample_point": "final water",
      "turbidity_ntu": 0.253,
      "free_chlorine_mg_l": 0.95,
      "coliforms": "not detected"
    },
    {
      "id": 37,
      "plant_id": 14,
      "sampled_at": "2026-05-12 06:05:18",
      "sample_point": "final water",
      "turbidity_ntu": 0.103,
      "free_chlorine_mg_l": 1.06,
      "coliforms": "not detected"
    },
    {
      "id": 38,
      "plant_id": 14,
      "sampled_at": "2026-05-12 10:06:10",
      "sample_point": "clearwell outlet",
      "turbidity_ntu": 0.218,
      "free_chlorine_mg_l": 0.96,
      "coliforms": "not detected"
    },
    {
      "id": 39,
      "plant_id": 12,
      "sampled_at": "2026-05-12 23:47:20",
      "sample_point": "final water",
      "turbidity_ntu": 0.232,
      "free_chlorine_mg_l": 0.69,
      "coliforms": "not detected"
    },
    {
      "id": 40,
      "plant_id": 8,
      "sampled_at": "2026-05-12 14:45:55",
      "sample_point": "clearwell outlet",
      "turbidity_ntu": 0.175,
      "free_chlorine_mg_l": 0.75,
      "coliforms": "not detected"
    },
    {
      "id": 41,
      "plant_id": 13,
      "sampled_at": "2026-05-12 23:14:46",
      "sample_point": "clearwell outlet",
      "turbidity_ntu": 0.176,
      "free_chlorine_mg_l": 1.08,
      "coliforms": "not detected"
    },
    {
      "id": 42,
      "plant_id": 5,
      "sampled_at": "2026-05-12 10:47:33",
      "sample_point": "clearwell outlet",
      "turbidity_ntu": 0.107,
      "free_chlorine_mg_l": 0.98,
      "coliforms": "not detected"
    },
    {
      "id": 43,
      "plant_id": 12,
      "sampled_at": "2026-05-13 04:08:01",
      "sample_point": "clearwell outlet",
      "turbidity_ntu": 0.162,
      "free_chlorine_mg_l": 0.63,
      "coliforms": "not detected"
    },
    {
      "id": 44,
      "plant_id": 10,
      "sampled_at": "2026-05-12 14:28:13",
      "sample_point": "clearwell outlet",
      "turbidity_ntu": 0.07,
      "free_chlorine_mg_l": 0.77,
      "coliforms": "detected"
    },
    {
      "id": 45,
      "plant_id": 14,
      "sampled_at": "2026-05-12 14:24:47",
      "sample_point": "final water",
      "turbidity_ntu": 0.123,
      "free_chlorine_mg_l": 0.71,
      "coliforms": "not detected"
    },
    {
      "id": 46,
      "plant_id": 7,
      "sampled_at": "2026-05-12 14:37:45",
      "sample_point": "final water",
      "turbidity_ntu": 0.228,
      "free_chlorine_mg_l": 1.38,
      "coliforms": "not detected"
    },
    {
      "id": 47,
      "plant_id": 14,
      "sampled_at": "2026-05-12 18:41:22",
      "sample_point": "clearwell outlet",
      "turbidity_ntu": 0.101,
      "free_chlorine_mg_l": 1.32,
      "coliforms": "not detected"
    },
    {
      "id": 48,
      "plant_id": 5,
      "sampled_at": "2026-05-12 15:00:57",
      "sample_point": "distribution entry",
      "turbidity_ntu": 0.215,
      "free_chlorine_mg_l": 0.91,
      "coliforms": "detected"
    },
    {
      "id": 49,
      "plant_id": 5,
      "sampled_at": "2026-05-12 19:20:26",
      "sample_point": "clearwell outlet",
      "turbidity_ntu": 0.148,
      "free_chlorine_mg_l": 1.32,
      "coliforms": "not detected"
    },
    {
      "id": 50,
      "plant_id": 3,
      "sampled_at": "2026-05-12 18:44:32",
      "sample_point": "clearwell outlet",
      "turbidity_ntu": 0.17,
      "free_chlorine_mg_l": 1.36,
      "coliforms": "not detected"
    },
    {
      "id": 51,
      "plant_id": 4,
      "sampled_at": "2026-05-12 14:34:31",
      "sample_point": "final water",
      "turbidity_ntu": 0.101,
      "free_chlorine_mg_l": 0.92,
      "coliforms": "not detected"
    }
  ]
}