[
{
  "pwsid": "OH3400312",
  "sample_id": "OH66797",
  "primacy_agency_code": "OH",
  "epa_region": "05",
  "sar_id": 18959987,
  "contaminant_code": "PB90",
  "result_sign_code": null,
  "sample_measure": 0,
  "unit_of_measure": "mg/L"
},
{
  "pwsid": "OH3400312",
  "sample_id": "OH71019",
  "primacy_agency_code": "OH",
  "epa_region": "05",
  "sar_id": 19319930,
  "contaminant_code": "PB90",
  "result_sign_code": null,
  "sample_measure": 0,
  "unit_of_measure": "mg/L"
},
{
  "pwsid": "OH3400312",
  "sample_id": "OH73233",
  "primacy_agency_code": "OH",
  "epa_region": "05",
  "sar_id": 19630970,
  "contaminant_code": "PB90",
  "result_sign_code": null,
  "sample_measure": 0,
  "unit_of_measure": "mg/L"
},
{
  "pwsid": "OH3400312",
  "sample_id": "OH75555",
  "primacy_agency_code": "OH",
  "epa_region": "05",
  "sar_id": 20134502,
  "contaminant_code": "PB90",
  "result_sign_code": null,
  "sample_measure": 0.0016,
  "unit_of_measure": "mg/L"
},
{
  "pwsid": "OH3400312",
  "sample_id": "OH78738",
  "primacy_agency_code": "OH",
  "epa_region": "05",
  "sar_id": 20620124,
  "contaminant_code": "PB90",
  "result_sign_code": null,
  "sample_measure": 0.0011,
  "unit_of_measure": "mg/L"
},
{
  "pwsid": "OH3400312",
  "sample_id": "OH84588",
  "primacy_agency_code": "OH",
  "epa_region": "05",
  "sar_id": 21468630,
  "contaminant_code": "PB90",
  "result_sign_code": null,
  "sample_measure": 0.0003,
  "unit_of_measure": "mg/L"
},
{
  "pwsid": "OH3400312",
  "sample_id": "OH86926",
  "primacy_agency_code": "OH",
  "epa_region": "05",
  "sar_id": 21855776,
  "contaminant_code": "PB90",
  "result_sign_code": null,
  "sample_measure": 0,
  "unit_of_measure": "mg/L"
},
{
  "pwsid": "OH3400312",
  "sample_id": "OH89713",
  "primacy_agency_code": "OH",
  "epa_region": "05",
  "sar_id": 22598723,
  "contaminant_code": "PB90",
  "result_sign_code": null,
  "sample_measure": 0,
  "unit_of_measure": "mg/L"
}
]