Drinking water quality · 2017

What's in Rainbow Ridge, NH tap water

1 contaminants were measured in the Rainbow Ridge, NH water system's 2017 annual report. Each is shown below against its federal limit 1 sit at or above that limit.

Browse the mapFull source report ↗
Reporting year
2017
Contaminants measured
1
Over federal limit
1
Approaching the limit
0
Worst contaminant
Lead
2.2× the limit
Service area
NH
state-level CCR
Source
Utility CCR

Compliance history

Federal Safe Drinking Water Act violation & enforcement records (EPA SDWIS). A violation is a regulatory determination by the state or EPA — separate from the measured levels above.

  • Treatment technique violationHealth-based
    2 violations on record · most recent Nov 2007
    resolved

Source: EPA SDWIS / ECHO. View the full federal record on EPA ECHO ↗

Metals

ContaminantMeasuredStatus
LeadA toxic metal that leaches into water from old service lines, solder, and plumbing fixtures.0.033 mg/L90th percentileAt the tapAt or above the limit
Source: Rainbow Ridge, NH's 2017 Consumer Confidence Report — the annual drinking-water report every U.S. utility is required to publish. The numbers on this page are the utility's own. A water-quality report covers an entire service area, not a single address.

People also ask about Rainbow Ridge, NH's water

+Is Rainbow Ridge, NH tap water safe to drink in 2017?

The 2017 Consumer Confidence Report for the Rainbow Ridge, NH water utility lists 1 contaminant at or above the federal limit: Lead. Whether that means the water is "unsafe" depends on which contaminant, how long the exposure, and individual health factors. The table on this page shows the measured value, the federal threshold, and the regulated statistic used for compliance.

+What contaminants are in Rainbow Ridge, NH tap water?

1 contaminants were measured in Rainbow Ridge, NH's 2017 Consumer Confidence Report, spanning metals. 1 have an enforceable federal limit; the rest are detected but unregulated. Every measured value, in the utility's own units, is on this page.

+Which contaminants exceed federal limits in Rainbow Ridge, NH tap water?

One contaminant in Rainbow Ridge, NH's 2017 report sits at or above the federal limit: Lead (2.2× the limit). The EPA enforces these limits against the regulated reporting statistic — typically a running annual average or 90th percentile — not a one-off sample spike.

+What is the worst contaminant in Rainbow Ridge, NH tap water?

The contaminant with the highest measured value relative to its federal limit in the 2017 report is Lead, at 2.2× the federal threshold. It belongs to the metals family of contaminants.

+Where does the data on this page come from?

Every value is transcribed from Rainbow Ridge, NH's 2017 Consumer Confidence Report — the annual drinking-water report every U.S. public water utility is required by federal law to publish. The original source document is archived and viewable on this site. A water-quality report covers an entire service area, not a single address.

+How often is Rainbow Ridge, NH's water quality data updated?

Each U.S. public water utility publishes one Consumer Confidence Report per year, covering the prior calendar year's measurements. This page reflects the 2017 report; a new report will replace it once the utility publishes its next annual update.

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