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RIVER RUN

New Hampshire — Community Water System — PWSID: NH0803030

System Information

PWSIDNH0803030
System NameRIVER RUN
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region01
Serves SchoolNo
WholesalerNo
First ReportedJan 8, 1986
Last ReportedDec 15, 2025

Location & Contact

StateNew Hampshire
CityEXETER
ZIP Code03833
Address12 SIR LANCELOT DR
OrganizationCOBBLESTONE II LEX LLC
Phone—

Population & Service

Population Served411
Service Connections274

Drinking Water Violations (160)

This water system has 160 violations recorded in the EPA SDWIS database.

Begin Date End Date Contaminant Category Health-Based Major Measured Federal MCL State MCL Status Return to Compliance Rule
Apr 17, 2018 — Groundwater Rule TT Yes No — — — Resolved May 14, 2018 Ground Water Rule
Apr 17, 2018 — Groundwater Rule TT Yes No — — — Resolved May 14, 2018 Ground Water Rule
Apr 17, 2018 — Groundwater Rule TT Yes No — — — Resolved May 14, 2018 Ground Water Rule
Jul 10, 2013 — Groundwater Rule TT Yes No — — — Resolved Nov 24, 2014 Ground Water Rule
Jul 10, 2013 — Groundwater Rule TT Yes No — — — Resolved Nov 24, 2014 Ground Water Rule
Jul 10, 2013 — Groundwater Rule TT Yes No — — — Resolved Nov 24, 2014 Ground Water Rule
Jul 1, 2013 — Consumer Confidence Rule Other No No — — — Resolved Sep 5, 2013 Consumer Confidence Rule
Jan 1, 1995 Dec 31, 1995 Fluoride MR No Yes — 4.0 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Thallium, Total MR No Yes — 0.002 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Archived Dec 31, 1995 Radionuclides and Revised Rad Rule
Jan 1, 1995 Dec 31, 1995 Arsenic MR No Yes — 0.010 mg/L — Resolved Dec 31, 1995 Arsenic Rule
Jan 1, 1995 Dec 31, 1995 Cadmium MR No Yes — 0.005 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Fluoride MR No Yes — 4.0 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Cadmium MR No Yes — 0.005 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Arsenic MR No Yes — 0.010 mg/L — Resolved Dec 31, 1995 Arsenic Rule
Jan 1, 1995 Dec 31, 1995 Nickel MR No Yes — — — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Mercury MR No Yes — 0.002 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Barium MR No Yes — 2 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Nickel MR No Yes — — — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Antimony, Total MR No Yes — 0.006 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Antimony, Total MR No Yes — 0.006 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Nickel MR No Yes — — — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Fluoride MR No Yes — 4.0 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Beryllium, Total MR No Yes — 0.004 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Beryllium, Total MR No Yes — 0.004 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Antimony, Total MR No Yes — 0.006 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Antimony, Total MR No Yes — 0.006 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Selenium MR No Yes — 0.05 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Fluoride MR No Yes — 4.0 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Beryllium, Total MR No Yes — 0.004 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Mercury MR No Yes — 0.002 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Cadmium MR No Yes — 0.005 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Barium MR No Yes — 2 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Thallium, Total MR No Yes — 0.002 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Archived Dec 31, 1995 Radionuclides and Revised Rad Rule
Jan 1, 1995 Dec 31, 1995 Nickel MR No Yes — — — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Mercury MR No Yes — 0.002 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Thallium, Total MR No Yes — 0.002 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Barium MR No Yes — 2 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Beryllium, Total MR No Yes — 0.004 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Barium MR No Yes — 2 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Cadmium MR No Yes — 0.005 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Archived Dec 31, 1995 Radionuclides and Revised Rad Rule
Jan 1, 1995 Dec 31, 1995 Mercury MR No Yes — 0.002 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Nickel MR No Yes — — — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Mercury MR No Yes — 0.002 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Cadmium MR No Yes — 0.005 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Thallium, Total MR No Yes — 0.002 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Thallium, Total MR No Yes — 0.002 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals
Jan 1, 1995 Dec 31, 1995 Beryllium, Total MR No Yes — 0.004 mg/L — Resolved Dec 31, 1995 Inorganic Chemicals

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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