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Virginia Administrative Code
Title 12. Health
Agency 5. Department of Health
Chapter 421. Food Regulations
11/21/2024

12VAC5-421-2100. Sampling.

Water from a private well shall be sampled and tested at least annually for nitrate and total coliform. Pf

1. If nitrate, which is reported as "N" on the test results, exceeds 10 mg/L (ppm), the owner shall notify the department within 24 hours from when the owner is notified of the nitrate positive test result.Pf

2. If a sample is total coliform positive, the positive culture medium shall be further analyzed to determine if E. coli is present. The owner shall notify the department within two calendar days from when the owner is notified of the coliform positive test result.Pf

3. If E. coli is present, the owner shall notify the department within 24 hours from when the owner is notified of the E. coli positive test result.Pf

Statutory Authority

§§ 35.1-11 and 35.1-14 of the Code of Virginia.

Historical Notes

Derived from Virginia Register Volume 18, Issue 10, eff. March 1, 2002; amended, Virginia Register Volume 32, Issue 22, eff. July 12, 2016; Volume 37, Issue 18, eff. June 10, 2021.

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