MIDLAND WATER ASSOCIATION
PWSID: OR4101139 · Clatskanie, OR · Serves 160 people
According to EPA Safe Drinking Water Information System (SDWIS), MIDLAND WATER ASSOCIATION (PWSID OR4101139) in Clatskanie, OR is listed as a CWS water system covering about 160 people. The same extract lists 28 health-based violation records spanning 2011-2025. Those 28 health-based rows for MIDLAND WATER ASSOCIATION cover contaminants such as Interim Enhanced Surface Water Treatment Rule, Revised Total Coliform Rule, Stage 1 Disinfectants and Disinfection Byproducts Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
MIDLAND WATER ASSOCIATION has 28 health-based violation records in this historical extract. Monitoring and reporting records are not included.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 4 distinct EPA contaminant codes appear in this system's record, including Interim Enhanced Surface Water Treatment Rule, Revised Total Coliform Rule, Stage 1 Disinfectants and Disinfection Byproducts Rule. Recorded violations span 2011–2025. Day-to-day primacy enforcement for this system runs through the Oregon drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Oregon state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- OR4101139
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Clatskanie, OR
- Population Served
- 160
- Health Violations
- Yes (28)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Interim Enhanced Surface Water Treatment Rule | 20 | 20 |
| Revised Total Coliform Rule | 3 | 3 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | 3 | 3 |
| Surface Water Treatment Rule | 2 | 2 |
Violation History (28)
Frequently Asked Questions
What does EPA SDWIS list for MIDLAND WATER ASSOCIATION?
How many people does MIDLAND WATER ASSOCIATION serve?
What violations does MIDLAND WATER ASSOCIATION have?
What contaminants have been found in MIDLAND WATER ASSOCIATION water?
Compare beyond Oregon
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest MIDLAND WATER ASSOCIATION on cumulative violation count (28) and EPA-reported population served (160). Violation-count peers include LAKE CHICOT WATER SUPPLY ASSOCIATION, TONTITOWN WATERWORKS, HOLTVILLE, CITY OF.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Nearby Water Systems
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About This Data
MIDLAND WATER ASSOCIATION (OR4101139) is drawn from EPA SDWIS. Nearby county systems in this extract include ST HELENS, CITY OF; SCAPPOOSE, CITY OF; MCNULTY WATER PUD; CLATSKANIE, CITY OF. Health-based rows (28 MCL/TT) are historical registry state, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.