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This is a rebuild of Drinking Water Watch and not yet the official record. Use the agency’s current Drinking Water Watch for anything you need to rely on.

Coliform and microbial samples

MS0300010 , Ingalls Shipbuilding

1 of 3,696 results on record was positive for coliform or another organism the agency tests for. The most recent was January 17, 2012.

They fall across 1 of the 3,635 samples on record.

Every sample on record, October 6, 2003 to August 6, 2026. These figures cover the whole record; the list of samples further down is narrowed.

This system’s violations

The most recent samples

Showing samples collected between September 26, 2024 and September 26, 2026. That is this page’s default, not a limit on what the agency records.

Show every sample on record

Choose a date range

The list below shows 31–45 of 276 samples in this date range, newest first.

Routine (15).

Coliform and microbial sample results for Ingalls Shipbuilding, 31 to 45 of 276 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jun 2, 2026 08:56
Sampling point
TC0009 Outside Faucet
Sample type
Routine
Lab sample
20260601-09
Laboratory
Ingalls Shipbuilding Corp
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 2, 2026 08:56, sampling point TC0009 Coliform (TCR)
Absence , sample collected Jun 2, 2026 08:56, sampling point TC0009 E. Coli
Collected
Jun 2, 2026 09:44
Sampling point
TC0012 Outside Faucet
Sample type
Routine
Lab sample
20260601-12
Laboratory
Ingalls Shipbuilding Corp
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 2, 2026 09:44, sampling point TC0012 Coliform (TCR)
Absence , sample collected Jun 2, 2026 09:44, sampling point TC0012 E. Coli
Collected
Jun 1, 2026 08:58
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
20260601-01
Laboratory
Ingalls Shipbuilding Corp
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 1, 2026 08:58, sampling point TC0001 Coliform (TCR)
Absence , sample collected Jun 1, 2026 08:58, sampling point TC0001 E. Coli
Collected
Jun 1, 2026 08:28
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
20260601-02
Laboratory
Ingalls Shipbuilding Corp
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 1, 2026 08:28, sampling point TC0002 Coliform (TCR)
Absence , sample collected Jun 1, 2026 08:28, sampling point TC0002 E. Coli
Collected
Jun 1, 2026 08:37
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
20260601-03
Laboratory
Ingalls Shipbuilding Corp
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 1, 2026 08:37, sampling point TC0003 Coliform (TCR)
Absence , sample collected Jun 1, 2026 08:37, sampling point TC0003 E. Coli
Collected
Jun 1, 2026 08:46
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
20260601-05
Laboratory
Ingalls Shipbuilding Corp
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 1, 2026 08:46, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jun 1, 2026 08:46, sampling point TC0005 E. Coli
Collected
May 6, 2026 08:07
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
20260504-07
Laboratory
Ingalls Shipbuilding Corp
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 6, 2026 08:07, sampling point TC0007 Coliform (TCR)
Absence , sample collected May 6, 2026 08:07, sampling point TC0007 E. Coli
Collected
May 6, 2026 07:58
Sampling point
TC0009 Outside Faucet
Sample type
Routine
Lab sample
20260504-09
Laboratory
Ingalls Shipbuilding Corp
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 6, 2026 07:58, sampling point TC0009 Coliform (TCR)
Absence , sample collected May 6, 2026 07:58, sampling point TC0009 E. Coli
Collected
May 6, 2026 08:51
Sampling point
TC0012 Outside Faucet
Sample type
Routine
Lab sample
20260504-12
Laboratory
Ingalls Shipbuilding Corp
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 6, 2026 08:51, sampling point TC0012 Coliform (TCR)
Absence , sample collected May 6, 2026 08:51, sampling point TC0012 E. Coli
Collected
May 5, 2026 07:26
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
20260504-01
Laboratory
Ingalls Shipbuilding Corp
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 5, 2026 07:26, sampling point TC0001 Coliform (TCR)
Absence , sample collected May 5, 2026 07:26, sampling point TC0001 E. Coli
Collected
May 5, 2026 06:58
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
20260504-02
Laboratory
Ingalls Shipbuilding Corp
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 5, 2026 06:58, sampling point TC0002 Coliform (TCR)
Absence , sample collected May 5, 2026 06:58, sampling point TC0002 E. Coli
Collected
May 5, 2026 07:07
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
20260504-03
Laboratory
Ingalls Shipbuilding Corp
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 5, 2026 07:07, sampling point TC0003 Coliform (TCR)
Absence , sample collected May 5, 2026 07:07, sampling point TC0003 E. Coli
Collected
May 5, 2026 07:15
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
20260504-05
Laboratory
Ingalls Shipbuilding Corp
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 5, 2026 07:15, sampling point TC0005 Coliform (TCR)
Absence , sample collected May 5, 2026 07:15, sampling point TC0005 E. Coli
Collected
May 4, 2026 06:26
Sampling point
TC0004 Outside Faucet
Sample type
Routine
Lab sample
20260504-04
Laboratory
Ingalls Shipbuilding Corp
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 4, 2026 06:26, sampling point TC0004 Coliform (TCR)
Absence , sample collected May 4, 2026 06:26, sampling point TC0004 E. Coli
Collected
May 4, 2026 06:48
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
20260504-06
Laboratory
Ingalls Shipbuilding Corp
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 4, 2026 06:48, sampling point TC0006 Coliform (TCR)
Absence , sample collected May 4, 2026 06:48, sampling point TC0006 E. Coli