Public water system record

Memphis PWS

Serves Memphis, Scotland County, MO · 1,822 people served

Federal records show 5 health-based violations and 20 monitoring/reporting issues for Memphis PWS in the last ten years. The most serious issue in this window was a resolved CARBON, TOTAL violation.

  • MO2010513
  • MEMPHIS
  • MO
  • 1,822 served

System profile

Source water Surface water
ZIP 63555
EPA system ID MO2010513

Verify this system on EPA ECHO →

Health-based violations, last 10 years
5
Resolved
5
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
20

Key facts

  • Memphis PWS draws water from 2 surface water intakes and 2 reservoirs (1 of them for emergency, seasonal or other part-time use).
  • Record on file since 2005, with 11 health-based violations before October 19, 2016.
  • Lead pipe inventory: 6 lead and 301 unknown out of 1,036 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
CARBON, TOTAL
Treatment technique failure
210 Apr 1, 2024 Resolved No
CARBON, TOTAL
Treatment technique failure
210 Jan 1, 2024 Resolved No
CARBON, TOTAL
Treatment technique failure
210 Oct 1, 2023 Resolved No
CARBON, TOTAL
Treatment technique failure
210 Jul 1, 2023 Resolved No
CARBON, TOTAL
Treatment technique failure
210 Apr 1, 2022 Resolved No

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
Public Notice
OTHER
Aug 15, 2025 Resolved
Consumer Confidence Rule
OTHER
Jul 1, 2025 Active
Surface Water Treatment Rule
Monitoring and reporting
Jun 1, 2025 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Jun 1, 2025 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Jun 1, 2025 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Nov 1, 2024 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Nov 1, 2024 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Nov 1, 2024 Resolved
Public Notice
OTHER
Sep 29, 2024 Resolved
Public Notice
OTHER
Jul 14, 2024 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
May 1, 2024 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
May 1, 2024 Resolved
Surface Water Treatment Rule
Monitoring and reporting
May 1, 2024 Resolved
Public Notice
OTHER
Apr 10, 2024 Resolved
LASSO
Monitoring and reporting
Apr 1, 2024 Resolved
Atrazine
Monitoring and reporting
Apr 1, 2024 Resolved
Simazine
Monitoring and reporting
Apr 1, 2024 Resolved
Public Notice
OTHER
Jan 8, 2024 Resolved
Public Notice
OTHER
Oct 3, 2022 Resolved
Revised Total Coliform Rule
Monitoring violation
Jan 1, 2021 Resolved

Full record since 2005

EPA's records for Memphis PWS go back to 2005. Before October 19, 2016 they list 11 health-based violations (11 resolved) and no monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
2000s 7 0
2010 to October 18, 2016 4 0
2020s 5 20

Most recent health-based violation before October 19, 2016: Total Trihalomethanes (TTHMs), began July 2013, Resolved.

Show all 11 health-based violations before October 19, 2016
Contaminant Start date Status
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 82.85 µg/L, federal limit 80 µg/L (at or just above the limit)
Jul 1, 2013 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 64.88 µg/L, federal limit 60 µg/L (1.1 times the limit)
Jul 1, 2013 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 82.74 µg/L, federal limit 80 µg/L (at or just above the limit)
Apr 1, 2013 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 61.8 µg/L, federal limit 60 µg/L (at or just above the limit)
Apr 1, 2013 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Jan 1, 2006 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Oct 1, 2005 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Oct 1, 2005 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Jul 1, 2005 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Jul 1, 2005 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Apr 1, 2005 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Apr 1, 2005 Resolved

What the violations mean

CARBON, TOTAL

5 incidents

The system did not complete a treatment step or action that federal rules require for CARBON, TOTAL (a treatment technique violation).

The utility had to notify customers about each of these violations.

Where the water comes from

Memphis PWS draws water from 2 surface water intakes and 2 reservoirs (1 of them for emergency, seasonal or other part-time use). 1 other public water system has an emergency connection to Memphis PWS.

Annual water quality report

Memphis PWS 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.

Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.

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 Missouri.