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This is a rebuild of Drinking Water Watch and not yet the official record. Use the agency’s current Drinking Water Watch for anything you need to rely on.

Chemical and radiological sample results

MS0550068 , King's Arrow Ranch

Nothing has ever been measured above the laboratory’s reporting level for King's Arrow Ranch — none of the 3 analytes it has been tested for, across 6 results from 2 samples.

What counts as a non-detect is defined in the help: Less than Indicator. This system’s violations.

Showing samples collected between September 25, 2024 and September 25, 2026. That is this page’s default, not a limit on what the agency records.

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The most recent samples, result by result

The 2 samples collected between September 25, 2024 and September 25, 2026 are listed below, newest first.

6 results from the 2 samples listed here: 0 detected, 6 not detected. A sample is analysed for many analytes at once, so one sample appears on as many rows as it had results.

Chemical and radiological sample results for King's Arrow Ranch, every result from the 2 samples on record, newest first. Not detected means the amount was below the level the laboratory can reliably report, which is given beside it.
Result Analyte Monitoring period
Collected
Jun 23, 2026
Sampling point
WL002 Well WL002
Sample type
Routine
Lab sample
35046099002
Laboratory
Pace Analytical Services, LLC
Not detected below 0.05 mg/l Minimum Reporting Level , sample collected Jun 23, 2026, sampling point WL002 Nitrate-Nitrite 1038 Apr 1, 2026 – Jun 30, 2026
Not detected below 0.05 mg/l Minimum Reporting Level , sample collected Jun 23, 2026, sampling point WL002 Nitrate 1040 EPA method 353.2 Apr 1, 2026 – Jun 30, 2026
Not detected below 0.05 mg/l Minimum Reporting Level , sample collected Jun 23, 2026, sampling point WL002 Nitrite 1041 EPA method 353.2 Apr 1, 2026 – Jun 30, 2026
Collected
Jun 23, 2026
Sampling point
WL001 Well WL001
Sample type
Routine
Lab sample
35046099001
Laboratory
Pace Analytical Services, LLC
Not detected below 0.05 mg/l Minimum Reporting Level , sample collected Jun 23, 2026, sampling point WL001 Nitrate-Nitrite 1038 Apr 1, 2026 – Jun 30, 2026
Not detected below 0.05 mg/l Minimum Reporting Level , sample collected Jun 23, 2026, sampling point WL001 Nitrate 1040 EPA method 353.2 Apr 1, 2026 – Jun 30, 2026
Not detected below 0.05 mg/l Minimum Reporting Level , sample collected Jun 23, 2026, sampling point WL001 Nitrite 1041 EPA method 353.2 Apr 1, 2026 – Jun 30, 2026

Routine (2).