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SALZBURG SQUARE

PWS ID: NH0076040 · AMHERST, New Hampshire 03031

SALZBURG SQUARE serves 45 people in AMHERST, New Hampshire using Groundwater water sources. It has 279 recorded EPA violations, including 35 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: SALZBURG SQUARE

SALZBURG SQUARE is a private-owned non-transient non-community water system that delivers drinking water to 45 residents in AMHERST, New Hampshire (Hillsborough County) through 10 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 279 total violations for this system , of which 35 (13%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 234 monitoring and reporting violations are on file. The most recent violation on record dates to 2014.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 20 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. SALZBURG SQUARE's 279 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.

Population Served
45
Total Violations
279
Health-Based Violations
35
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
10
County
Hillsborough
School/Daycare
No
MCL Violations
20
Monitoring Violations
234
Treatment Tech Violations
15

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 20 2010
Coliform (TCR) MR 20 2009
Lead and Copper Rule TT 15 2008
Nitrate MR 15 2009
Lead and Copper Rule MR 15 2012
Public Notice Other 10 2013
cis-1,2-Dichloroethylene MR 4 2008
DICHLOROMETHANE MR 4 2008
o-Dichlorobenzene MR 4 2008
p-Dichlorobenzene MR 4 2008
Vinyl chloride MR 4 2008
1,1,1-Trichloroethane MR 4 2008
Trichloroethylene MR 4 2008
1,1,2-Trichloroethane MR 4 2008
Tetrachloroethylene MR 4 2008
CHLOROBENZENE MR 4 2008
Benzene MR 4 2008
Ethylbenzene MR 4 2008
Endrin MR 4 2014
BHC-GAMMA MR 4 2014
Glyphosate MR 4 2014
OXAMYL MR 4 2014
Di(2-ethylhexyl) phthalate MR 4 2014
Picloram MR 4 2014
Dinoseb MR 4 2014
Carbofuran MR 4 2014
Atrazine MR 4 2014
2,4,5-TP MR 4 2014
HEXACHLOROBENZENE MR 4 2014
ETHYLENE DIBROMIDE MR 4 2014

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 SALZBURG SQUARE.

Federal Source of Truth

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 NH0076040 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

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 SDWIS

Violation 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
2014 Endrin MR 4 SDWIS / NH0076040 / 2005
2014 BHC-GAMMA MR 4 SDWIS / NH0076040 / 2010
2014 Glyphosate MR 4 SDWIS / NH0076040 / 2034
2014 OXAMYL MR 4 SDWIS / NH0076040 / 2036
2014 Di(2-ethylhexyl) phthalate MR 4 SDWIS / NH0076040 / 2039
2014 Picloram MR 4 SDWIS / NH0076040 / 2040
2014 Dinoseb MR 4 SDWIS / NH0076040 / 2041
2014 Carbofuran MR 4 SDWIS / NH0076040 / 2046
2014 Atrazine MR 4 SDWIS / NH0076040 / 2050
2014 2,4,5-TP MR 4 SDWIS / NH0076040 / 2110
2014 HEXACHLOROBENZENE MR 4 SDWIS / NH0076040 / 2274
2014 ETHYLENE DIBROMIDE MR 4 SDWIS / NH0076040 / 2946
2014 LASSO MR 4 SDWIS / NH0076040 / 2051
2014 Pentachlorophenol MR 4 SDWIS / NH0076040 / 2326
2014 Heptachlor MR 4 SDWIS / NH0076040 / 2065

How SALZBURG SQUARE Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric SALZBURG SQUARE New Hampshire avg Federal benchmark
Total violations 279 63.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 35 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 45 506 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

Is SALZBURG SQUARE water safe to drink? ▼
SALZBURG SQUARE (PWS ID: NH0076040) has 279 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 45 people using Groundwater sources.
How many people does SALZBURG SQUARE serve? ▼
SALZBURG SQUARE serves 45 people in AMHERST, New Hampshire. It is a Private-owned system using Groundwater water sources with 10 service connections.
What type of violations does SALZBURG SQUARE have? ▼
SALZBURG SQUARE has 279 total violations: 35 health-based violations (MCL exceedances or treatment failures), 234 monitoring/reporting violations, and 15 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in SALZBURG SQUARE water? ▼
No PFAS testing data is available for SALZBURG SQUARE under the EPA's UCMR5 monitoring program.
What water source does SALZBURG SQUARE use? ▼
SALZBURG SQUARE uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

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Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Read our methodology — how this data is sourced, computed, and verified.

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Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial