PlainWater

Transient Non-Community Water System · PWS NH2358130

Tilt N Diner

Ashland, New Hampshire 03217 - drinking water served from groundwater sources to 729 people, tracked in EPA SDWIS and UCMR5.

729
People served
47
EPA violations
25
Health-based
Untested
UCMR5 result

The verdict

EPA records 47 drinking-water violations at Tilt N Diner, 53% of them health-based - below the New Hampshire per-system average.

47
Total EPA violations on record
53%
Health-based (MCL / treatment failure)
729
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Tilt N Diner

Tilt N Diner is a private-owned transient non-community water system that delivers drinking water to 729 residents in Ashland, New Hampshire (Belknap County) through 2 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 47 total violations for this system , of which 25 (53%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 8 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 17 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. Statewide, 23 of 51 UCMR5-tested systems have reported PFAS detections (45.1%).

Tilt N Diner's 47 violations sit below the New Hampshire average.

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
729
Total Violations
47
Health-Based Violations
25
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Private
Connections
2
County
Belknap
School/Daycare
No
MCL Violations
17
Monitoring Violations
8
Treatment Tech Violations
8

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 17 2011
Revised Total Coliform Rule RPT 8 2024
Public Notice Other 6 2024
Coliform (TCR) MR 4 2007
Groundwater Rule TT 4 2019
Revised Total Coliform Rule TT 4 2024
Revised Total Coliform Rule MON 4 2017

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 Tilt N Diner.

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 NH2358130 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
2024 Revised Total Coliform Rule RPT 8 SDWIS / NH2358130 / 8000
2024 Public Notice Other 6 SDWIS / NH2358130 / 7500
2024 Revised Total Coliform Rule TT 4 SDWIS / NH2358130 / 8000
2019 Groundwater Rule TT 4 SDWIS / NH2358130 / 0700
2017 Revised Total Coliform Rule MON 4 SDWIS / NH2358130 / 8000
2011 Coliform (TCR) MCL 17 SDWIS / NH2358130 / 3100
2007 Coliform (TCR) MR 4 SDWIS / NH2358130 / 3100

How Tilt N Diner Compares

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

Metric Tilt N Diner New Hampshire avg Federal benchmark
Total violations 47 63.6 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 25 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 729 506 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 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Tilt N Diner water safe to drink?
Tilt N Diner (PWS ID: NH2358130) has 47 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 729 people using Groundwater sources.
How many people does Tilt N Diner serve?
Tilt N Diner serves 729 people in Ashland, New Hampshire. It is a Private-owned system using Groundwater water sources with 2 service connections.
What type of violations does Tilt N Diner have?
Tilt N Diner has 47 total violations: 25 health-based violations (MCL exceedances or treatment failures), 8 monitoring/reporting violations, and 8 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Tilt N Diner water?
No PFAS testing data is available for Tilt N Diner under the EPA's UCMR5 monitoring program.
What water source does Tilt N Diner use?
Tilt N Diner uses Groundwater as its primary water source. It is classified as a Transient Non-Community Water System, serving transient populations.
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.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.
Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.