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Public water system record

South Granville Wtr&Sewer Authority

Serves Butner, Granville County, NC · 18,555 people served

Federal records show 7 health-based violations and 1 monitoring/reporting issue for South Granville Wtr&Sewer Authority in the last ten years. The most serious issue in this window was a resolved Haloacetic Acids (HAA5) violation.

  • NC0239107
  • BUTNER
  • NC
  • 18,555 served

System profile

Source water Surface water
ZIP 27509
EPA system ID NC0239107

Verify this system on EPA ECHO →

Health-based violations, last 10 years
7
Resolved
7
Unresolved
0
Any acute record
Yes
Monitoring issues, last 10 years
1

Key facts

  • South Granville Wtr&Sewer Authority draws water from 1 surface water intake.
  • Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 0.095 mg/L, federal limit 0.08 mg/L (1.2 times the limit), 2017.
  • Most recent formal enforcement: compliance order (no penalty) by North Carolina, December 2020.
  • Record on file since 1980, with 20 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 3,852 unknown out of 6,456 service lines.

Check whether South Granville Wtr&Sewer Authority serves your address

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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
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.069 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
 220 Jul 1, 2017 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 Jul 1, 2017 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.095 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
 220 Apr 1, 2017 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.069 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
 220 Apr 1, 2017 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.068 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 220 Jan 1, 2017 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.061 mg/L, federal limit 0.06 mg/L (at or just above the limit)
 220 Oct 1, 2016 Resolved No
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
 120 Oct 1, 2016 Resolved Yes

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
Consumer Confidence Rule
OTHER
 Jul 1, 2020 Resolved

Full record since 1980

EPA's records for South Granville Wtr&Sewer Authority go back to 1980. Before October 19, 2016 they list 20 health-based violations (20 resolved) and 15 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1980s 0 6
2000s 13 8
2010 to October 18, 2016 7 1
October 19, 2016 to 2019 5 0
2020s 0 1

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

Show all 20 health-based violations before October 19, 2016
Contaminant Start date Status
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.061 mg/L, federal limit 0.06 mg/L (at or just above the limit)
 Oct 1, 2016 Resolved
Interim Enhanced Surface Water Treatment Rule (acute)
Treatment technique failure
 Oct 1, 2016 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.063 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 Apr 1, 2015 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.072 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
 Jan 1, 2015 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, 2014 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.076 mg/L, federal limit 0.06 mg/L (1.3 times the limit)
 Jul 1, 2014 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.066 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 Oct 1, 2013 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.083 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 Jul 1, 2009 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.062 mg/L, federal limit 0.06 mg/L (at or just above the limit)
 Apr 1, 2009 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, 2009 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, 2007 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.063 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 Jul 1, 2007 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.072 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
 Apr 1, 2007 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.081 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 Apr 1, 2007 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.066 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 Jan 1, 2007 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.08718 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 Apr 1, 2005 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.09993 mg/L, federal limit 0.06 mg/L (1.7 times the limit)
 Apr 1, 2005 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.13025 mg/L, federal limit 0.06 mg/L (2.2 times the limit)
 Jan 1, 2005 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.10862 mg/L, federal limit 0.06 mg/L (1.8 times the limit)
 Oct 1, 2004 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.14268 mg/L, federal limit 0.06 mg/L (2.4 times the limit)
 Jul 1, 2004 Resolved

Enforcement actions

North Carolina regulators took 8 formal enforcement actions against South Granville Wtr&Sewer Authority between 2007 and 2020. The most recent was a compliance order (no penalty) in December 2020.

Date By Action Violations covered
Dec 3, 2020 North Carolina Compliance order (no penalty) 1 violation: Consumer Confidence Rule
Aug 15, 2017 North Carolina Compliance order with a penalty 1 violation (1 health-based): Haloacetic Acids (HAA5)
Jul 17, 2017 North Carolina Compliance order (no penalty) 2 violations (2 health-based): Total Trihalomethanes (TTHMs)
Mar 24, 2017 North Carolina Compliance order with a penalty 7 violations (7 health-based): Haloacetic Acids (HAA5)
Aug 19, 2014 North Carolina Compliance order (no penalty) 1 violation: Public Notice
Mar 3, 2014 North Carolina Compliance order (no penalty) 9 violations (9 health-based): Haloacetic Acids (HAA5)
Oct 23, 2007 North Carolina Compliance order (no penalty) 1 violation (1 health-based): Total Trihalomethanes (TTHMs)
Jun 1, 2007 North Carolina Compliance order (no penalty) 5 violations (5 health-based): Haloacetic Acids (HAA5)

What the violations mean

Haloacetic Acids (HAA5)

4 incidents

Haloacetic acid byproducts exceeded the federal limit

Long-term exposure to HAAs may increase cancer risk

Total Trihalomethanes (TTHMs)

2 incidents

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

Interim Enhanced Surface Water Treatment Rule

1 incident

The system did not meet a filtration or treatment requirement for surface water

Inadequate treatment of surface water can let pathogens such as Cryptosporidium and Giardia through

Where the water comes from

South Granville Wtr&Sewer Authority draws water from 1 surface water intake.

Annual water quality report

South Granville Wtr&Sewer Authority 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