COW HILL WELLHOUSE
PWSID: NH0162160 · Portsmouth, NH · Serves 150 people
According to EPA Safe Drinking Water Information System (SDWIS), COW HILL WELLHOUSE (PWSID NH0162160) in Portsmouth, NH is listed as a CWS water system covering about 150 people. The same extract lists 1 health-based violation record spanning 2015-2015. Those 1 health-based row for COW HILL WELLHOUSE cover contaminants such as Groundwater Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
COW HILL WELLHOUSE has 1 health-based violation record 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. 1 distinct EPA contaminant code appears in this system's record, including Groundwater Rule. Recorded violations span 2015–2015. Day-to-day primacy enforcement for this system runs through the New Hampshire 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 New Hampshire state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- NH0162160
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Portsmouth, NH
- Population Served
- 150
- Health Violations
- Yes (1)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Groundwater Rule | 1 | 1 |
Violation History (1)
| Contaminant | Health | Date |
|---|---|---|
| Groundwater Rule | Yes | Jan 16, 2015 |
Frequently Asked Questions
What does EPA SDWIS list for COW HILL WELLHOUSE?
How many people does COW HILL WELLHOUSE serve?
What violations does COW HILL WELLHOUSE have?
What contaminants have been found in COW HILL WELLHOUSE water?
Compare beyond New Hampshire
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest COW HILL WELLHOUSE on cumulative violation count (1) and EPA-reported population served (150). Violation-count peers include CHOCTAW - CONEHATTA, CHOCTAW - PEARL RIVER, CHOCTAW - TUCKER.
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
COW HILL WELLHOUSE (NH0162160) is drawn from EPA SDWIS. Nearby county systems in this extract include PORTSMOUTH WATER WORKS; SALEM WATER DEPT; DERRY WATER DEPT; SEABROOK WATER DEPT. Health-based rows (1 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.