ANCHORAGE, AK · North Slope Borough County
ARCO PB STP SEAWTR TRTMT Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of September 1, 1997. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.
If you are a resident looking for your current water provider, see water systems in North Slope Borough County, AK.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Alaska’s official records. Always confirm current status with Alaska before making decisions based on this information.
System facts
- System ID (PWSID)
- AK2330057
- System type
- Community Water System
- Population served
- 50
- Service connections
- 1
- Ownership
- privately owned
- Water source
- surface water (rivers, lakes, or reservoirs)
ARCO PB STP SEAWTR TRTMT is one of 698 community water systems in Alaska in the 500 or fewer people size category, formerly serving 50 people from surface water.
EPA's federal records list this system as inactive in 1997; the record below is historical.
As of August 1, 2026, its federal record holds 53 entries between 1986 and 1995, all of which EPA lists as closed. Nothing has been added since 1995.
All 53 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves volatile organic chemicals, inorganic chemicals, and the Total Coliform Rules.
Violation history
Monitoring, Routine Major (TCR)
—Coliform (TCR)
August 1, 1995 – August 30, 1995
ArchivedMonitoring, Routine Major (TCR)
—Coliform (TCR)
July 1, 1995 – July 31, 1995
ArchivedMonitoring, Routine Major (TCR)
—Coliform (TCR)
June 1, 1995 – June 30, 1995
ArchivedMonitoring, Routine Major (TCR)
—Coliform (TCR)
May 1, 1995 – May 31, 1995
ArchivedMonitoring, Routine Major (TCR)
—Coliform (TCR)
April 1, 1995 – April 30, 1995
ArchivedMonitoring, Regular
—Selenium
January 1, 1995 – December 31, 1995
ArchivedMonitoring, Regular
—Fluoride
January 1, 1995 – December 31, 1995
ArchivedMonitoring, Routine Major (TCR)
—Coliform (TCR)
January 1, 1995 – January 31, 1995
ArchivedMonitoring, Regular
—Arsenic
January 1, 1995 – December 31, 1995
ArchivedMonitoring, Regular
—Barium
January 1, 1995 – December 31, 1995
ArchivedMonitoring, Regular
—Cadmium
January 1, 1995 – December 31, 1995
ArchivedMonitoring, Regular
—Chromium
January 1, 1995 – December 31, 1995
ArchivedMonitoring, Routine Major (TCR)
—Coliform (TCR)
August 1, 1994 – August 31, 1994
ArchivedMonitoring, Routine Major (TCR)
—Coliform (TCR)
June 1, 1994 – June 30, 1994
ArchivedMonitoring, Routine Major (TCR)
—Coliform (TCR)
April 1, 1994 – April 30, 1994
ArchivedMonitoring, Regular
—Trichloroethylene
January 1, 1994 – March 31, 1994
ArchivedMonitoring, Regular
—Carbon tetrachloride
January 1, 1994 – March 31, 1994
ArchivedMonitoring, Regular
—1,1,1-Trichloroethane
January 1, 1994 – March 31, 1994
ArchivedMonitoring, Regular
—Vinyl chloride
January 1, 1994 – March 31, 1994
ArchivedMonitoring, Regular
—p-Dichlorobenzene
January 1, 1994 – March 31, 1994
ArchivedMonitoring, Regular
—Benzene
January 1, 1994 – March 31, 1994
ArchivedMonitoring, Regular
—1,2-Dichloroethane
January 1, 1994 – March 31, 1994
ArchivedMonitoring, Regular
—Carbon tetrachloride
October 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—p-Dichlorobenzene
October 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—Vinyl chloride
October 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—1,1,1-Trichloroethane
October 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—1,1-Dichloroethylene
October 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—Trichloroethylene
October 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—Benzene
October 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—1,2-Dichloroethane
October 1, 1993 – December 31, 1993
ArchivedMonitoring of Treatment (SWTR-Filter)
—Surface Water Treatment Rule
July 1, 1993 – July 31, 1993
ArchivedMonitoring, Regular
—1,2-Dichloroethane
July 1, 1993 – September 30, 1993
ArchivedMonitoring, Regular
—Benzene
July 1, 1993 – September 30, 1993
ArchivedInitial Tap Sampling for Pb and Cu
—Lead and Copper Rule
July 1, 1993 – September 1, 1997
ArchivedMonitoring, Regular
—Trichloroethylene
July 1, 1993 – September 30, 1993
ArchivedMonitoring, Regular
—1,1-Dichloroethylene
July 1, 1993 – September 30, 1993
ArchivedMonitoring, Regular
—Carbon tetrachloride
July 1, 1993 – September 30, 1993
ArchivedMonitoring, Regular
—1,1,1-Trichloroethane
July 1, 1993 – September 30, 1993
ArchivedMonitoring, Regular
—Vinyl chloride
July 1, 1993 – September 30, 1993
ArchivedMonitoring, Regular
—p-Dichlorobenzene
July 1, 1993 – September 30, 1993
ArchivedMonitoring, Regular
—p-Dichlorobenzene
April 1, 1993 – June 30, 1993
ArchivedMonitoring, Regular
—1,2-Dichloroethane
April 1, 1993 – June 30, 1993
ArchivedMonitoring, Regular
—Benzene
April 1, 1993 – June 30, 1993
ArchivedMonitoring, Regular
—Trichloroethylene
April 1, 1993 – June 30, 1993
ArchivedMonitoring, Regular
—1,1-Dichloroethylene
April 1, 1993 – June 30, 1993
ArchivedMonitoring, Regular
—Carbon tetrachloride
April 1, 1993 – June 30, 1993
ArchivedMonitoring, Regular
—1,1,1-Trichloroethane
April 1, 1993 – June 30, 1993
ArchivedMonitoring, Regular
—Vinyl chloride
April 1, 1993 – June 30, 1993
ArchivedMonitoring, Regular
—Fluoride
March 1, 1992 – February 28, 1993
ArchivedMonitoring, Regular
—Selenium
February 1, 1992 – January 31, 1993
ArchivedMonitoring, Regular
—Fluoride
February 1, 1992 – January 31, 1993
ArchivedMonitoring, Regular
—Barium
February 1, 1992 – January 31, 1993
ArchivedMonitoring, Regular
—Nitrate
June 30, 1986 – June 30, 1989
Archived
Archived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| August 1, 1995 – August 30, 1995 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
| July 1, 1995 – July 31, 1995 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
| June 1, 1995 – June 30, 1995 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
| May 1, 1995 – May 31, 1995 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
| April 1, 1995 – April 30, 1995 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
| January 1, 1995 – December 31, 1995 | Monitoring, Regular | Selenium | — | Archived |
| January 1, 1995 – December 31, 1995 | Monitoring, Regular | Fluoride | — | Archived |
| January 1, 1995 – January 31, 1995 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
| January 1, 1995 – December 31, 1995 | Monitoring, Regular | Arsenic | — | Archived |
| January 1, 1995 – December 31, 1995 | Monitoring, Regular | Barium | — | Archived |
| January 1, 1995 – December 31, 1995 | Monitoring, Regular | Cadmium | — | Archived |
| January 1, 1995 – December 31, 1995 | Monitoring, Regular | Chromium | — | Archived |
| August 1, 1994 – August 31, 1994 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
| June 1, 1994 – June 30, 1994 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
| April 1, 1994 – April 30, 1994 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | Trichloroethylene | — | Archived |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | Carbon tetrachloride | — | Archived |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Archived |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | Vinyl chloride | — | Archived |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | p-Dichlorobenzene | — | Archived |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | Benzene | — | Archived |
| January 1, 1994 – March 31, 1994 | Monitoring, Regular | 1,2-Dichloroethane | — | Archived |
| October 1, 1993 – December 31, 1993 | Monitoring, Regular | Carbon tetrachloride | — | Archived |
| October 1, 1993 – December 31, 1993 | Monitoring, Regular | p-Dichlorobenzene | — | Archived |
| October 1, 1993 – December 31, 1993 | Monitoring, Regular | Vinyl chloride | — | Archived |
| October 1, 1993 – December 31, 1993 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Archived |
| October 1, 1993 – December 31, 1993 | Monitoring, Regular | 1,1-Dichloroethylene | — | Archived |
| October 1, 1993 – December 31, 1993 | Monitoring, Regular | Trichloroethylene | — | Archived |
| October 1, 1993 – December 31, 1993 | Monitoring, Regular | Benzene | — | Archived |
| October 1, 1993 – December 31, 1993 | Monitoring, Regular | 1,2-Dichloroethane | — | Archived |
| July 1, 1993 – July 31, 1993 | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | — | Archived |
| July 1, 1993 – September 30, 1993 | Monitoring, Regular | 1,2-Dichloroethane | — | Archived |
| July 1, 1993 – September 30, 1993 | Monitoring, Regular | Benzene | — | Archived |
| July 1, 1993 – September 1, 1997 | Initial Tap Sampling for Pb and Cu | Lead and Copper Rule | — | Archived |
| July 1, 1993 – September 30, 1993 | Monitoring, Regular | Trichloroethylene | — | Archived |
| July 1, 1993 – September 30, 1993 | Monitoring, Regular | 1,1-Dichloroethylene | — | Archived |
| July 1, 1993 – September 30, 1993 | Monitoring, Regular | Carbon tetrachloride | — | Archived |
| July 1, 1993 – September 30, 1993 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Archived |
| July 1, 1993 – September 30, 1993 | Monitoring, Regular | Vinyl chloride | — | Archived |
| July 1, 1993 – September 30, 1993 | Monitoring, Regular | p-Dichlorobenzene | — | Archived |
| April 1, 1993 – June 30, 1993 | Monitoring, Regular | p-Dichlorobenzene | — | Archived |
| April 1, 1993 – June 30, 1993 | Monitoring, Regular | 1,2-Dichloroethane | — | Archived |
| April 1, 1993 – June 30, 1993 | Monitoring, Regular | Benzene | — | Archived |
| April 1, 1993 – June 30, 1993 | Monitoring, Regular | Trichloroethylene | — | Archived |
| April 1, 1993 – June 30, 1993 | Monitoring, Regular | 1,1-Dichloroethylene | — | Archived |
| April 1, 1993 – June 30, 1993 | Monitoring, Regular | Carbon tetrachloride | — | Archived |
| April 1, 1993 – June 30, 1993 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Archived |
| April 1, 1993 – June 30, 1993 | Monitoring, Regular | Vinyl chloride | — | Archived |
| March 1, 1992 – February 28, 1993 | Monitoring, Regular | Fluoride | — | Archived |
| February 1, 1992 – January 31, 1993 | Monitoring, Regular | Selenium | — | Archived |
| February 1, 1992 – January 31, 1993 | Monitoring, Regular | Fluoride | — | Archived |
| February 1, 1992 – January 31, 1993 | Monitoring, Regular | Barium | — | Archived |
| June 30, 1986 – June 30, 1989 | Monitoring, Regular | Nitrate | — | Archived |
Archived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- April 20, 1992State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
Last known contact on file (system is inactive)
Not on record
907-659-5999
ANCHORAGE, AK 995100360