[WaterSystemViolationPulse](/v/watersystemviolationpulse) / compare

# A And B Wa INC vs Dawson Water Works: WaterSystemViolationPulse comparison

**Dawson Water Works's population served of 116 is 1.2x A And B Wa INC's 100 (47th percentile). A And B Wa INC is dated 2026-07-01; Dawson Water Works 2026-06-01.**

Data as of 2026-11-05 · [Compiled by Zalwin](/research/watersystemviolationpulse) from U.S. EPA Safe Drinking Water Information System (SDWIS) via Envirofacts and EPA ECHO Copy citation

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## How does A And B Wa INC compare to Dawson Water Works?

| Field | A And B Wa INC | Dawson Water Works |
|---|---|---|
| Water system | A And B Wa INC | Dawson Water Works |
| PWSID | CO0150100 | IA2525010 |
| System type | Community water system | Community water system |
| Owner type | Private | Local government |
| Population served | 100 | 116 |
| Location | CO | Dawson, IA |
| Contaminant | Combined Radium (-226 and -228) | Nitrate |
| Rule group | Chemicals (inorganic, organic, radionuclides) | Chemicals (inorganic, organic, radionuclides) |
| Measured | 8 PCI/L | 11 MG/L |
| Compliance period | 2026-07-01 to 2026-09-30 | 2026-06-01 to 2026-06-30 |
| Status | Known, unaddressed | Known, unaddressed |
| Public notice tier | 2 | 1 |
| population served percentile | 45th | 47th |
| Score | 60/100 | 60/100 |
| Peer rank and all 459 records (CSV) | Every comparable record ranked, with amounts, dates and scores 🔒 Click to unlock → |
| Official source URLs for every peer record | Direct links to each record at its government source 🔒 Click to unlock → |

Official records: [A And B Wa INC](https://echo.epa.gov/detailed-facility-report?fid=110012884165) · [Dawson Water Works](https://echo.epa.gov/detailed-facility-report?fid=110013109607)

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From EPA SDWIS federal data, which lags state records by up to a quarter. A violation is a regulatory finding about a water system, not a statement about current water quality. Verify with the state drinking water program.

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