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Public water system record

Alcoa Water System

Serves Alcoa, Maryville, Rockford and 2 more places, Blount County, TN · 35,238 people served

Federal records show 1 health-based violation and no monitoring/reporting issues for Alcoa Water System in the last ten years. The most serious issue in this window was a resolved Haloacetic Acids (HAA5) violation.

  • TN0000007
  • ALCOA
  • TN
  • 35,238 served

System profile

Source water Surface water
ZIP 37701
EPA system ID TN0000007

Verify this system on EPA ECHO →

Health-based violations, last 10 years
1
Resolved
1
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
0

Key facts

  • Alcoa Water System draws water from 1 surface water intake.
  • Highest measured level in the last 10 years: Haloacetic Acids (HAA5), 0.061 mg/L, federal limit 0.06 mg/L (at or just above the limit), 2017.
  • Record on file since 1989, with 3 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 2,360 unknown out of 11,248 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
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.061 mg/L, federal limit 0.06 mg/L (at or just above the limit)
 220 Apr 1, 2017 Resolved No

Full record since 1989

EPA's records for Alcoa Water System go back to 1989. Before October 19, 2016 they list 3 health-based violations (3 archived by EPA without a recorded fix) and 7 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1980s 0 6
1990s 3 0
2010 to October 18, 2016 0 1
October 19, 2016 to 2019 1 0

Most recent health-based violation before October 19, 2016: Surface Water Treatment Rule, began January 1994, Archived.

Show all 3 health-based violations before October 19, 2016
Contaminant Start date Status
Surface Water Treatment Rule
Treatment technique failure
 Jan 1, 1994 Archived
Surface Water Treatment Rule
Treatment technique failure
 Dec 1, 1993 Archived
Surface Water Treatment Rule
Treatment technique failure
 Nov 1, 1993 Archived

What the violations mean

Haloacetic Acids (HAA5)

1 incident

Haloacetic acid byproducts exceeded the federal limit

Long-term exposure to HAAs may increase cancer risk

Where the water comes from

Alcoa Water System draws water from 1 surface water intake. 1 other community water system buys water from Alcoa Water System.

Community systems that buy water from it

Annual water quality report

Alcoa Water System 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