Vehicle Safety
Recalls Search 320,000+ NHTSA safety recalls Complaints 2.1M+ consumer safety complaints TSBs 4.7M technical service bulletins VIN Lookup Decode any vehicle VIN instantly OBD Codes 12,000+ diagnostic trouble codes Fuel Economy EPA MPG data for all vehicles Safety Ratings 11,700+ NHTSA crash test ratings Investigations 5,300+ NHTSA defect investigations Statistics Recall trends & safety analysis
Consumer Safety
Product Safety 9,700+ CPSC product recalls Food Safety 28,600+ FDA food recalls Pet Safety 1.3M FDA animal adverse events Drug Safety 17,500+ FDA drug recalls Device Safety 38,400+ FDA device recalls Workplace Safety 102,900+ OSHA injury reports Brand History Cross-category recall lookup by company
Infrastructure
Bridge Safety 624,000 bridge inspections Aviation Safety 30,000+ NTSB aviation events Dam Safety 92,600 dam safety records Water Safety 433,000+ public water systems Railroad Safety 438,000+ rail crossings Pipeline Safety 8,800+ pipeline incidents
Public Health
Nursing Homes 14,700 CMS rated facilities Environmental 80,000+ hazardous sites & releases

COLONIAL PARK S/D

Alaska — Community Water System — PWSID: AK2211562

System Information

PWSIDAK2211562
System NameCOLONIAL PARK S/D
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedFeb 7, 1981
Last ReportedDec 19, 2025

Location & Contact

StateAlaska
CityANCHORAGE
ZIP Code99523-3368
AddressP.O. BOX 233368
OrganizationNORTHERN UTILITY SERVICES LLC
Phone907-222-4084

Population & Service

Population Served63
Service Connections21

Drinking Water Violations (426)

This water system has 426 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
Jan 1, 2020 Dec 31, 2022 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Nov 10, 2022 Radionuclides and Revised Rad Rule
Oct 1, 2018 — Consumer Confidence Rule Other No No — — — Resolved Sep 30, 2019 Consumer Confidence Rule
Oct 1, 2011 Oct 31, 2011 Coliform (TCR) MR No No — 5% of samples — Resolved Oct 31, 2011 Total Coliform Rule
Oct 1, 2010 Dec 31, 2010 ETHYLENE DIBROMIDE MR No Yes — 0.00005 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 Carbofuran MR No Yes — 0.04 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 Heptachlor epoxide MR No Yes — 0.0002 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 Simazine MR No Yes — 0.004 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 Dalapon MR No Yes — 0.2 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 Toxaphene MR No Yes — 0.003 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 2,4-D MR No Yes — 0.07 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 BHC-GAMMA MR No Yes — 0.0002 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 Atrazine MR No Yes — 0.003 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 2,3,7,8-TCDD MR No Yes — 0.00000003 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 LASSO MR No Yes — — — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 Heptachlor MR No Yes — 0.0004 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 Glyphosate MR No Yes — 0.7 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 HEXACHLOROBENZENE MR No Yes — 0.001 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 Chlordane MR No Yes — 0.002 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 Hexachlorocyclopentadiene MR No Yes — 0.05 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 OXAMYL MR No Yes — 0.2 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 Pentachlorophenol MR No Yes — 0.001 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 Total Polychlorinated Biphenyls (PCB) MR No Yes — 0.0005 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 Dinoseb MR No Yes — 0.007 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 Endrin MR No Yes — 0.002 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 Methoxychlor MR No Yes — 0.04 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 2,4,5-TP MR No Yes — 0.05 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 Picloram MR No Yes — 0.5 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 Benzo(a)pyrene MR No Yes — 0.0002 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 Diquat MR No Yes — 0.02 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 1,2-DIBROMO-3-CHLOROPROPANE MR No Yes — 0.0002 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 2010 Dec 31, 2010 Endothall MR No Yes — 0.1 mg/L — Resolved Dec 31, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 LASSO MR No Yes — — — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 2,3,7,8-TCDD MR No Yes — 0.00000003 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 Atrazine MR No Yes — 0.003 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 Endothall MR No Yes — 0.1 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 HEXACHLOROBENZENE MR No Yes — 0.001 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 2,4-D MR No Yes — 0.07 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 ETHYLENE DIBROMIDE MR No Yes — 0.00005 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 Glyphosate MR No Yes — 0.7 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 Heptachlor epoxide MR No Yes — 0.0002 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 Heptachlor MR No Yes — 0.0004 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 Dalapon MR No Yes — 0.2 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 Dinoseb MR No Yes — 0.007 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 Pentachlorophenol MR No Yes — 0.001 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 Simazine MR No Yes — 0.004 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 BHC-GAMMA MR No Yes — 0.0002 mg/L — Resolved Sep 30, 2010 Synthetic Organic Chemicals
Jul 1, 2010 Sep 30, 2010 Benzo(a)pyrene MR No Yes — 0.0002 mg/L — Resolved Sep 30, 2010 Synthetic Organic 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.

Browse All Water Systems Water Safety Stats Water Safety Home
Browse All Water Systems Water Systems in Alaska