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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

MS0240005 , City of Long Beach

26 of 5,076 results on record were positive for coliform or another organism the agency tests for. The most recent was August 7, 2025.

They fall across 26 of the 4,951 samples on record.

Every sample on record, October 7, 2003 to August 5, 2026. No date range is applied.

This system’s violations

The most recent samples

No date range is applied: this list draws on every sample on record. Show the last two years only.

The list below shows 46–60 of 4,951 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for City of Long Beach, 46 to 60 of 4,951 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jun 11, 2026 07:50
Sampling point
TC0018 Outside Faucet
Sample type
Routine
Lab sample
2606230-06
Laboratory
Micro Methods Laboratory
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 11, 2026 07:50, sampling point TC0018 Coliform (TCR)
Absence , sample collected Jun 11, 2026 07:50, sampling point TC0018 E. Coli
Collected
Jun 11, 2026 07:58
Sampling point
TC0020 Outside Faucet
Sample type
Routine
Lab sample
2606230-07
Laboratory
Micro Methods Laboratory
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 11, 2026 07:58, sampling point TC0020 Coliform (TCR)
Absence , sample collected Jun 11, 2026 07:58, sampling point TC0020 E. Coli
Collected
Jun 11, 2026 08:06
Sampling point
TC0022 Outside Faucet
Sample type
Routine
Lab sample
2606230-08
Laboratory
Micro Methods Laboratory
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 11, 2026 08:06, sampling point TC0022 Coliform (TCR)
Absence , sample collected Jun 11, 2026 08:06, sampling point TC0022 E. Coli
Collected
Jun 11, 2026 08:14
Sampling point
TC0023 Outside Faucet
Sample type
Routine
Lab sample
2606230-09
Laboratory
Micro Methods Laboratory
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 11, 2026 08:14, sampling point TC0023 Coliform (TCR)
Absence , sample collected Jun 11, 2026 08:14, sampling point TC0023 E. Coli
Collected
Jun 11, 2026 08:21
Sampling point
TC0025 Outside Faucet
Sample type
Routine
Lab sample
2606230-10
Laboratory
Micro Methods Laboratory
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 11, 2026 08:21, sampling point TC0025 Coliform (TCR)
Absence , sample collected Jun 11, 2026 08:21, sampling point TC0025 E. Coli
Collected
Jun 10, 2026 07:10
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
2606200-01
Laboratory
Micro Methods Laboratory
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 10, 2026 07:10, sampling point TC0002 Coliform (TCR)
Absence , sample collected Jun 10, 2026 07:10, sampling point TC0002 E. Coli
Collected
Jun 10, 2026 07:17
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
2606200-02
Laboratory
Micro Methods Laboratory
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 10, 2026 07:17, sampling point TC0003 Coliform (TCR)
Absence , sample collected Jun 10, 2026 07:17, sampling point TC0003 E. Coli
Collected
Jun 10, 2026 07:25
Sampling point
TC0004 Outside Faucet
Sample type
Routine
Lab sample
2606200-03
Laboratory
Micro Methods Laboratory
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 10, 2026 07:25, sampling point TC0004 Coliform (TCR)
Absence , sample collected Jun 10, 2026 07:25, sampling point TC0004 E. Coli
Collected
Jun 10, 2026 07:34
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
2606200-04
Laboratory
Micro Methods Laboratory
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 10, 2026 07:34, sampling point TC0006 Coliform (TCR)
Absence , sample collected Jun 10, 2026 07:34, sampling point TC0006 E. Coli
Collected
Jun 10, 2026 07:42
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
2606200-05
Laboratory
Micro Methods Laboratory
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 10, 2026 07:42, sampling point TC0007 Coliform (TCR)
Absence , sample collected Jun 10, 2026 07:42, sampling point TC0007 E. Coli
Collected
Jun 10, 2026 07:50
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
2606200-06
Laboratory
Micro Methods Laboratory
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 10, 2026 07:50, sampling point TC0010 Coliform (TCR)
Absence , sample collected Jun 10, 2026 07:50, sampling point TC0010 E. Coli
Collected
Jun 10, 2026 07:58
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
2606200-07
Laboratory
Micro Methods Laboratory
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 10, 2026 07:58, sampling point TC0011 Coliform (TCR)
Absence , sample collected Jun 10, 2026 07:58, sampling point TC0011 E. Coli
Collected
Jun 10, 2026 08:06
Sampling point
TC0013 Outside Faucet
Sample type
Routine
Lab sample
2606200-08
Laboratory
Micro Methods Laboratory
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 10, 2026 08:06, sampling point TC0013 Coliform (TCR)
Absence , sample collected Jun 10, 2026 08:06, sampling point TC0013 E. Coli
Collected
Jun 10, 2026 08:14
Sampling point
TC0014 Outside Faucet
Sample type
Routine
Lab sample
2606200-09
Laboratory
Micro Methods Laboratory
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 10, 2026 08:14, sampling point TC0014 Coliform (TCR)
Absence , sample collected Jun 10, 2026 08:14, sampling point TC0014 E. Coli
Collected
Jun 10, 2026 08:22
Sampling point
TC0017 Outside Faucet
Sample type
Routine
Lab sample
2606200-10
Laboratory
Micro Methods Laboratory
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 10, 2026 08:22, sampling point TC0017 Coliform (TCR)
Absence , sample collected Jun 10, 2026 08:22, sampling point TC0017 E. Coli