Public water system record

Blair WSC

Serves an area of Taylor County, TX · 957 people served

Federal records show 14 health-based violations and 6 monitoring/reporting issues for Blair WSC in the last ten years. The most serious issue in this window was a resolved Total Trihalomethanes (TTHMs) violation.

  • TX2210024
  • MERKEL
  • TX
  • 957 served

System profile

Source water Purchased surface water
ZIP 79536
EPA system ID TX2210024

Verify this system on EPA ECHO →

Health-based violations, last 10 years
14
Resolved
14
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
6

Key facts

  • Blair WSC buys its water from City of Abilene and City of Merkel.
  • Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 0.167 mg/L, federal limit 0.08 mg/L (2.1 times the limit), 2019.
  • Most recent formal enforcement: compliance order with a penalty by Texas, August 2019.
  • Record on file since 2002, with 24 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 30 unknown out of 415 service lines.

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Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

Contaminant Rule family Start date Status Acute
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.105 mg/L, federal limit 0.08 mg/L (1.3 times the limit)
220 Jan 1, 2020 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.137 mg/L, federal limit 0.08 mg/L (1.7 times the limit)
220 Oct 1, 2019 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.15 mg/L, federal limit 0.08 mg/L (1.9 times the limit)
220 Jul 1, 2019 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.067 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
220 Jul 1, 2019 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.12 mg/L, federal limit 0.08 mg/L (1.5 times the limit)
220 Apr 1, 2019 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.066 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
220 Apr 1, 2019 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.159 mg/L, federal limit 0.08 mg/L (2 times the limit)
220 Apr 1, 2019 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.167 mg/L, federal limit 0.08 mg/L (2.1 times the limit)
220 Jan 1, 2019 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.125 mg/L, federal limit 0.08 mg/L (1.6 times the limit)
220 Oct 1, 2018 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.097 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
220 Jul 1, 2018 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.134 mg/L, federal limit 0.08 mg/L (1.7 times the limit)
220 Apr 1, 2018 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.09 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
220 Jan 1, 2018 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.098 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
220 Oct 1, 2017 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.087 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
220 Jul 1, 2017 Resolved No

Monitoring and reporting issues

Since October 2016

Missed tests or reports, not contaminants found above a limit.

Issue Start date Status
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Apr 5, 2022 Resolved
Public Notice
OTHER
Feb 3, 2017 Resolved
Chlorine
Monitoring and reporting
Jan 1, 2017 Resolved
Lead and Copper Rule
Monitoring and reporting
Dec 30, 2016 Resolved
Lead and Copper Rule
Monitoring and reporting
Oct 1, 2016 Resolved
Lead and Copper Rule
Monitoring and reporting
Oct 1, 2015 Resolved

Full record since 2002

EPA's records for Blair WSC go back to 2002. Before October 19, 2016 they list 24 health-based violations (24 resolved) and 7 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
2000s 16 5
2010 to October 18, 2016 8 2
October 19, 2016 to 2019 13 3
2020s 1 1

Most recent health-based violation before October 19, 2016: Total Trihalomethanes (TTHMs), began April 2015, Resolved.

Show all 24 health-based violations before October 19, 2016
Contaminant Start date Status
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.121 mg/L, federal limit 0.08 mg/L (1.5 times the limit)
Apr 1, 2015 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.118 mg/L, federal limit 0.08 mg/L (1.5 times the limit)
Jan 1, 2015 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.111 mg/L, federal limit 0.08 mg/L (1.4 times the limit)
Oct 1, 2014 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.121 mg/L, federal limit 0.08 mg/L (1.5 times the limit)
Jul 1, 2014 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.106 mg/L, federal limit 0.08 mg/L (1.3 times the limit)
Jan 1, 2014 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.104 mg/L, federal limit 0.08 mg/L (1.3 times the limit)
Oct 1, 2013 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.1 mg/L, federal limit 0.08 mg/L (1.3 times the limit)
Jul 1, 2013 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.096 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
Apr 1, 2013 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.098 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
Jul 1, 2007 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.147 mg/L, federal limit 0.08 mg/L (1.8 times the limit)
Apr 1, 2007 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.154 mg/L, federal limit 0.08 mg/L (1.9 times the limit)
Jan 1, 2007 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.167 mg/L, federal limit 0.08 mg/L (2.1 times the limit)
Oct 1, 2006 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.149 mg/L, federal limit 0.08 mg/L (1.9 times the limit)
Jul 1, 2006 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.152 mg/L, federal limit 0.08 mg/L (1.9 times the limit)
Apr 1, 2006 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.061 mg/L, federal limit 0.06 mg/L (at or just above the limit)
Apr 1, 2006 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.177 mg/L, federal limit 0.08 mg/L (2.2 times the limit)
Jan 1, 2006 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.069 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
Jan 1, 2006 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.072 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
Oct 1, 2005 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.184 mg/L, federal limit 0.08 mg/L (2.3 times the limit)
Oct 1, 2005 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.182 mg/L, federal limit 0.08 mg/L (2.3 times the limit)
Jul 1, 2005 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.072 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
Jul 1, 2005 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.202 mg/L, federal limit 0.08 mg/L (2.5 times the limit)
Apr 1, 2005 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.158 mg/L, federal limit 0.08 mg/L (2 times the limit)
Jan 1, 2005 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.084 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
Jul 1, 2004 Resolved

Enforcement actions

Texas regulators took 2 formal enforcement actions against Blair WSC between 2014 and 2019. The most recent was a compliance order with a penalty in August 2019.

Date By Action Violations covered
Aug 29, 2019 Texas Compliance order with a penalty 10 violations (10 health-based): Total Trihalomethanes (TTHMs)
Jul 18, 2014 Texas Compliance order with a penalty 7 violations (7 health-based): Total Trihalomethanes (TTHMs)

What the violations mean

Total Trihalomethanes (TTHMs)

12 incidents

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

Haloacetic Acids (HAA5)

2 incidents

Haloacetic acid byproducts exceeded the federal limit

Long-term exposure to HAAs may increase cancer risk

Where the water comes from

Blair WSC buys its water from City of Abilene and City of Merkel. It lists no wells or intakes of its own.

Buys water from

Annual water quality report

Blair WSC must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.

Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.

Find a posted report with EPA's Consumer Confidence Report search

Testing your own water

To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Texas.