THORNE BAY, CITY OF
PWSID: AK2120216 · Thorne Bay, AK · Serves 470 people
According to EPA Safe Drinking Water Information System (SDWIS), THORNE BAY, CITY OF (PWSID AK2120216) in Thorne Bay, AK is listed as a CWS water system covering about 470 people. The same extract lists 106 health-based violation records spanning 2004-2021. Those 106 health-based rows for THORNE BAY, CITY OF cover contaminants such as TTHM, Total Haloacetic Acids (HAA5), Surface Water Treatment Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
THORNE BAY, CITY OF has 106 health-based violation records in this historical extract. Monitoring and reporting records are not included.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 3 distinct EPA contaminant codes appear in this system's record, including TTHM, Total Haloacetic Acids (HAA5), Surface Water Treatment Rule. Recorded violations span 2004–2021. Day-to-day primacy enforcement for this system runs through the Alaska drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Alaska state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- AK2120216
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Thorne Bay, AK
- Population Served
- 470
- Health Violations
- Yes (106)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| TTHM | 53 | 53 |
| Total Haloacetic Acids (HAA5) | 52 | 52 |
| Surface Water Treatment Rule | 1 | 1 |
Violation History (106)
| Contaminant | Health | Date |
|---|---|---|
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2021 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2020 |
| TTHM | Yes | Jul 1, 2020 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2020 |
| TTHM | Yes | Apr 1, 2020 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2020 |
| TTHM | Yes | Oct 1, 2019 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2019 |
| TTHM | Yes | Jul 1, 2019 |
| TTHM | Yes | Apr 1, 2019 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2019 |
| TTHM | Yes | Jan 1, 2019 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2018 |
| TTHM | Yes | Oct 1, 2018 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2018 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2018 |
| TTHM | Yes | Apr 1, 2018 |
| TTHM | Yes | Jan 1, 2018 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2018 |
| TTHM | Yes | Oct 1, 2017 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2017 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2017 |
| TTHM | Yes | Jul 1, 2017 |
| TTHM | Yes | Apr 1, 2017 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2017 |
| TTHM | Yes | Jan 1, 2017 |
| TTHM | Yes | Oct 1, 2016 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2016 |
| TTHM | Yes | Jul 1, 2016 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2016 |
| TTHM | Yes | Apr 1, 2016 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2016 |
| TTHM | Yes | Jan 1, 2016 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2016 |
| TTHM | Yes | Oct 1, 2015 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2015 |
| TTHM | Yes | Jul 1, 2015 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2015 |
| TTHM | Yes | Oct 1, 2013 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2013 |
| TTHM | Yes | Jul 1, 2013 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2013 |
| TTHM | Yes | Apr 1, 2013 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2013 |
| TTHM | Yes | Jan 1, 2013 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2013 |
| TTHM | Yes | Oct 1, 2012 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2012 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2012 |
| TTHM | Yes | Jul 1, 2012 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2012 |
| TTHM | Yes | Apr 1, 2012 |
| TTHM | Yes | Oct 1, 2011 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2011 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2011 |
| TTHM | Yes | Jul 1, 2011 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2011 |
| TTHM | Yes | Apr 1, 2011 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2010 |
| TTHM | Yes | Oct 1, 2010 |
| TTHM | Yes | Jul 1, 2010 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2010 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2010 |
| TTHM | Yes | Apr 1, 2010 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2010 |
| TTHM | Yes | Jan 1, 2010 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2009 |
| TTHM | Yes | Jul 1, 2009 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2009 |
| TTHM | Yes | Apr 1, 2009 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2009 |
| TTHM | Yes | Jan 1, 2009 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2008 |
| TTHM | Yes | Oct 1, 2008 |
| TTHM | Yes | Jul 1, 2008 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2008 |
| TTHM | Yes | Apr 1, 2008 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2008 |
| TTHM | Yes | Apr 1, 2008 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2008 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2007 |
| TTHM | Yes | Oct 1, 2007 |
| TTHM | Yes | Jul 1, 2007 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2007 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2007 |
| TTHM | Yes | Apr 1, 2007 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2007 |
| TTHM | Yes | Jan 1, 2007 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2006 |
| TTHM | Yes | Oct 1, 2006 |
| TTHM | Yes | Jul 1, 2006 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2006 |
| TTHM | Yes | Apr 1, 2006 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2006 |
| TTHM | Yes | Apr 1, 2006 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2006 |
| TTHM | Yes | Jan 1, 2006 |
| TTHM | Yes | Oct 1, 2005 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2005 |
| TTHM | Yes | Jul 1, 2005 |
Frequently Asked Questions
What does EPA SDWIS list for THORNE BAY, CITY OF?
How many people does THORNE BAY, CITY OF serve?
What violations does THORNE BAY, CITY OF have?
What contaminants have been found in THORNE BAY, CITY OF water?
Compare beyond Alaska
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest THORNE BAY, CITY OF on cumulative violation count (106) and EPA-reported population served (470). Violation-count peers include SUSSEX VILLAGE HALL & WATER UTILITY, WARDENSVILLE, TOWN OF, TOWN OF ZWOLLE WATER SYSTEM.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Nearby Water Systems
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About This Data
THORNE BAY, CITY OF (AK2120216) is drawn from EPA SDWIS. Nearby county systems in this extract include METLAKATLA; CRAIG PUBLIC WORKS; KLAWOCK; HYDABURG. Health-based rows (106 MCL/TT) are historical registry state, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.