SWASEY CENTRAL SCH
PWS ID: NH0285010 · EXETER, New Hampshire 03833
SWASEY CENTRAL SCH serves 363 people in EXETER, New Hampshire using Groundwater water sources. It has 159 recorded EPA violations, including 30 health-based violations. No PFAS contamination was detected in UCMR5 testing.
Water Quality Snapshot: SWASEY CENTRAL SCH
SWASEY CENTRAL SCH is a local-owned non-transient non-community water system that delivers drinking water to 363 residents in EXETER, New Hampshire (Rockingham County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 159 total violations for this system , of which 30 (19%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 124 monitoring and reporting violations are on file. The most recent violation on record dates to 2021.
The most frequently cited contaminant at this system is Coliform (TCR), recorded in 26 violations (MCL, health-based). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.
Across New Hampshire, EPA tracks 2,453 public water systems serving 1,242,123 people, with 155,970 cumulative violations and 29,649 health-based violations on record. About 90% of systems in the state carry at least one violation, and state-wide the average per system is 63.6 violations. SWASEY CENTRAL SCH's 159 violations sit above the New Hampshire average. Statewide, 23 of 51 UCMR5-tested systems have reported PFAS detections (45.1%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Local
- Connections
- 1
- County
- Rockingham
- School/Daycare
- Yes
- MCL Violations
- 30
- Monitoring Violations
- 124
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 26 | 2013 |
| Chlorine | MR | 6 | 2019 |
| Nitrate | MR | 5 | 1995 |
| 1,2,4-Trichlorobenzene | MR | 5 | 1995 |
| Xylenes, Total | MR | 5 | 1995 |
| o-Dichlorobenzene | MR | 5 | 1995 |
| p-Dichlorobenzene | MR | 5 | 1995 |
| trans-1,2-Dichloroethylene | MR | 5 | 1995 |
| 1,2-Dichloroethane | MR | 5 | 1995 |
| Carbon tetrachloride | MR | 5 | 1995 |
| 1,2-Dichloropropane | MR | 5 | 1995 |
| Trichloroethylene | MR | 5 | 1995 |
| Styrene | MR | 5 | 1995 |
| 1,1,1-Trichloroethane | MR | 5 | 1995 |
| 1,1-Dichloroethylene | MR | 5 | 1995 |
| 1,1,2-Trichloroethane | MR | 5 | 1995 |
| Toluene | MR | 5 | 1995 |
| Ethylbenzene | MR | 5 | 1995 |
| cis-1,2-Dichloroethylene | MR | 5 | 1995 |
| Benzene | MR | 5 | 1995 |
| DICHLOROMETHANE | MR | 5 | 1995 |
| Vinyl chloride | MR | 5 | 1995 |
| CHLOROBENZENE | MR | 5 | 1995 |
| Tetrachloroethylene | MR | 5 | 1995 |
| Coliform (TCR) | MR | 4 | 2009 |
| TTHM | MCL | 4 | 2016 |
| Revised Total Coliform Rule | RPT | 4 | 2019 |
| Total Haloacetic Acids (HAA5) | MR | 2 | 2021 |
| TTHM | MR | 2 | 2021 |
Verify This Water System
The figures above are aggregated from EPA's public databases. To verify the underlying records — or to file a complaint, request a Consumer Confidence Report, or check current monitoring status — go directly to the federal and state regulators that enforce the Safe Drinking Water Act for SWASEY CENTRAL SCH.
EPA SDWIS — Federal Reports
EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:
View PWS ID NH0285010 on SDWISSource: EPA SDWIS Federal Reports Search
New Hampshire Drinking Water Authority
New Hampshire's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.
Find NH regulator via EPA SDWISViolation Timeline
Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.
| Year (latest) | Contaminant | Category | Count | EPA Record |
|---|---|---|---|---|
| 2021 | Total Haloacetic Acids (HAA5) | MR | 2 | SDWIS / NH0285010 / 2456 |
| 2021 | TTHM | MR | 2 | SDWIS / NH0285010 / 2950 |
| 2019 | Chlorine | MR | 6 | SDWIS / NH0285010 / 0999 |
| 2019 | Revised Total Coliform Rule | RPT | 4 | SDWIS / NH0285010 / 8000 |
| 2016 | TTHM | MCL | 4 | SDWIS / NH0285010 / 2950 |
| 2013 | Coliform (TCR) | MCL | 26 | SDWIS / NH0285010 / 3100 |
| 2009 | Coliform (TCR) | MR | 4 | SDWIS / NH0285010 / 3100 |
| 1995 | Nitrate | MR | 5 | SDWIS / NH0285010 / 1040 |
| 1995 | 1,2,4-Trichlorobenzene | MR | 5 | SDWIS / NH0285010 / 2378 |
| 1995 | Xylenes, Total | MR | 5 | SDWIS / NH0285010 / 2955 |
| 1995 | o-Dichlorobenzene | MR | 5 | SDWIS / NH0285010 / 2968 |
| 1995 | p-Dichlorobenzene | MR | 5 | SDWIS / NH0285010 / 2969 |
| 1995 | trans-1,2-Dichloroethylene | MR | 5 | SDWIS / NH0285010 / 2979 |
| 1995 | 1,2-Dichloroethane | MR | 5 | SDWIS / NH0285010 / 2980 |
| 1995 | Carbon tetrachloride | MR | 5 | SDWIS / NH0285010 / 2982 |
How SWASEY CENTRAL SCH Compares
Cross-reference this system's record against state averages and the federal MCL framework for context.
| Metric | SWASEY CENTRAL SCH | New Hampshire avg | Federal benchmark |
|---|---|---|---|
| Total violations | 159 | 63.6 | SDWA compliance — any non-zero count is a recorded breach |
| Health-based violations | 30 | 12.1 | Indicates a contaminant exceeded a federal MCL |
| PFAS detection | None | 45.1% | EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt |
| Population served | 363 | 506 | Sizing context for compliance burden |
Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,453 regulated public water systems in New Hampshire.
Federal MCL reference — Safe Drinking Water Act thresholds ▼
| Contaminant | Federal MCL / Action Level | Note |
|---|---|---|
| Lead | 0 mg/L (Action Level: 0.015 mg/L) | Lead and Copper Rule treatment technique |
| Arsenic | 0.010 mg/L (10 ppb) | Health-based MCL since 2006 |
| Total Coliform | Treatment technique (RTCR) | Indicator organism, monitoring trigger |
| PFOA / PFOS (PFAS) | 4.0 ppt each (final 2024 rule) | Compliance deadline 2029 |
| Nitrate (as N) | 10 mg/L | Acute health risk for infants |
Frequently Asked Questions
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Related Data for New Hampshire
Read our methodology — how this data is sourced, computed, and verified.