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Public water system record

Jonesborough Water Dept

Serves an area of Washington County, TN that includes Jonesborough, Telford and Embreeville · 33,069 people served

Federal records show 4 health-based violations and no monitoring/reporting issues for Jonesborough Water Dept in the last ten years. The most serious issue in this window was a resolved Total Trihalomethanes (TTHMs) violation.

  • TN0000338
  • JONESBOROUGH
  • TN
  • 33,069 served

System profile

Source water Surface water
ZIP 37659
EPA system ID TN0000338

Verify this system on EPA ECHO →

Health-based violations, last 10 years
4
Resolved
4
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
0

Key facts

  • Jonesborough Water Dept draws water from 1 surface water intake.
  • Highest measured level in the last 10 years: Haloacetic Acids (HAA5), 0.063 mg/L, federal limit 0.06 mg/L (1.1 times the limit), 2016.
  • Most recent enforcement action: boil water order by Tennessee, September 2024.
  • Record on file since 1980, with 9 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 12,941 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 0.08073 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 220 Jul 1, 2022 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.0812 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 220 Jan 1, 2017 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.0627 mg/L, federal limit 0.06 mg/L (at or just above the limit)
 220 Jan 1, 2017 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.063 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 220 Oct 1, 2016 Resolved No

Full record since 1980

EPA's records for Jonesborough Water Dept go back to 1980. Before October 19, 2016 they list 9 health-based violations (8 resolved, 1 archived by EPA without a recorded fix) and 17 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1980s 0 9
1990s 0 1
2000s 2 2
2010 to October 18, 2016 7 5
October 19, 2016 to 2019 2 0
2020s 1 0

Most recent health-based violation before October 19, 2016: Haloacetic Acids (HAA5), began October 2016, Resolved.

Show all 9 health-based violations before October 19, 2016
Contaminant Start date Status
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.063 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 Oct 1, 2016 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.065 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 Apr 1, 2016 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.085 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 Apr 1, 2015 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.0843 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 Jan 1, 2015 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.065 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 Oct 1, 2014 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.0654 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 Jul 1, 2014 Resolved
Interim Enhanced Surface Water Treatment Rule (acute)
Treatment technique failure
 Jul 1, 2014 Resolved
Total Coliform
Contaminant limit exceeded
 Sep 1, 2007 Resolved
Total Coliform
Contaminant limit exceeded
 Aug 1, 2001 Archived

Enforcement actions

Tennessee regulators took 1 formal enforcement action against Jonesborough Water Dept and issued 1 boil water order between 2016 and 2024. The most recent was a boil water order in September 2024.

Date By Action Violations covered
Sep 30, 2024 Tennessee Boil water order 1 violation
Jan 21, 2016 Tennessee Compliance order with a penalty 11 violations (6 health-based): Interim Enhanced Surface Water Treatment Rule, Total Coliform, Haloacetic Acids (HAA5), CARBON, TOTAL, Chlorine

What the violations mean

Total Trihalomethanes (TTHMs)

2 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

Jonesborough Water Dept draws water from 1 surface water intake. It also has emergency connections to Johnson City Water Dept, Kingsport Water Dept and Chuckey Utility District. 1 other community water system buys water from Jonesborough Water Dept.

Emergency or part-time connections to

Community systems that buy water from it

Annual water quality report

Jonesborough Water Dept 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.

Systems serving 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.

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 Tennessee.

Certified drinking water labs by state EPA guidance for private wells