Tap Truth EPA drinking water records, in plain English

Public water system record

Town of Hillsborough

Serves Hillsborough, Orange County, NC · 14,006 people served

Federal records show no health-based violations and 14 monitoring/reporting issues for Town of Hillsborough in the last ten years.

  • NC0368015
  • HILLSBOROUGH
  • NC
  • 14,006 served

System profile

Source water Surface water
ZIP 27278
EPA system ID NC0368015

Verify this system on EPA ECHO →

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

Key facts

  • Town of Hillsborough draws water from 1 surface water intake.
  • Most recent formal enforcement: compliance order with a penalty by North Carolina, March 2021.
  • Record on file since 2004, with 8 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 2,945 unknown out of 7,088 service lines.

Check whether Town of Hillsborough serves your address

Address suggestions by Mapbox

Health-based violations

Since October 2016

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

None since October 2016.

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
Revised Total Coliform Rule
RPT
 May 11, 2020 Resolved
Selenium
Monitoring and reporting
 Jan 1, 2020 Resolved
Thallium, Total
Monitoring and reporting
 Jan 1, 2020 Resolved
Beryllium, Total
Monitoring and reporting
 Jan 1, 2020 Resolved
Antimony, Total
Monitoring and reporting
 Jan 1, 2020 Resolved
Nickel
Monitoring and reporting
 Jan 1, 2020 Resolved
Mercury
Monitoring and reporting
 Jan 1, 2020 Resolved
Fluoride
Monitoring and reporting
 Jan 1, 2020 Resolved
CYANIDE
Monitoring and reporting
 Jan 1, 2020 Resolved
Chromium (total)
Monitoring and reporting
 Jan 1, 2020 Resolved
Cadmium
Monitoring and reporting
 Jan 1, 2020 Resolved
Barium
Monitoring and reporting
 Jan 1, 2020 Resolved
Arsenic
Monitoring and reporting
 Jan 1, 2020 Resolved
Consumer Confidence Rule
OTHER
 Jul 1, 2019 Resolved

Full record since 2004

EPA's records for Town of Hillsborough go back to 2004. Before October 19, 2016 they list 8 health-based violations (8 resolved) and 30 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
2000s 8 27
2010 to October 18, 2016 0 3
October 19, 2016 to 2019 0 1
2020s 0 13

Most recent health-based violation before October 19, 2016: Haloacetic Acids (HAA5), began April 2006, Resolved.

Show all 8 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)
 Apr 1, 2006 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.083 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 Jan 1, 2006 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.082 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 Oct 1, 2005 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.082 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 Oct 1, 2005 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.08588 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 Jul 1, 2005 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.09131 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 Apr 1, 2005 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.08506 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 Jan 1, 2005 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.08812 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 Oct 1, 2004 Resolved

Enforcement actions

North Carolina regulators took 8 formal enforcement actions against Town of Hillsborough between 2005 and 2021. The most recent was a compliance order with a penalty in March 2021.

Date By Action Violations covered
Mar 12, 2021 North Carolina Compliance order with a penalty 12 violations: Arsenic, Chromium (total), CYANIDE, Fluoride, Mercury
Feb 1, 2021 North Carolina Compliance order (no penalty) 12 violations: Chromium (total), CYANIDE, Fluoride, Mercury, Thallium, Total
May 29, 2020 North Carolina Compliance order (no penalty) 1 violation: Revised Total Coliform Rule
Feb 19, 2014 North Carolina Compliance order (no penalty) 2 violations: Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5)
Sep 13, 2012 North Carolina Compliance order with a penalty 1 violation: Atrazine
Aug 23, 2012 North Carolina Compliance order (no penalty) 1 violation: Atrazine
Nov 20, 2008 North Carolina Compliance order with a penalty 21 violations: 1,2,4-Trichlorobenzene, Vinyl chloride, Carbon tetrachloride, 1,2-Dichloropropane, 1,1,2-Trichloroethane
Dec 22, 2005 North Carolina Compliance order (no penalty) 4 violations (4 health-based): Total Trihalomethanes (TTHMs)

Where the water comes from

Town of Hillsborough draws water from 1 surface water intake. It also has emergency connections to City of Durham and Orange Water & Sewer Authority. 3 other public water systems have emergency connections to Town of Hillsborough.

Emergency or part-time connections to

Annual water quality report

Town of Hillsborough 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 North Carolina.

Certified drinking water labs by state EPA guidance for private wells