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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 5,116 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 4,971 samples on record.

Every sample on record, October 7, 2003 to September 10, 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 766–780 of 4,971 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for City of Long Beach, 766 to 780 of 4,971 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Oct 10, 2023
Sampling point
TC0019 Outside Faucet
Sample type
Routine
Lab sample
2310192-08
Laboratory
Micro Methods Laboratory
Monitoring period
Oct 1, 2023 – Oct 31, 2023
Absence , sample collected Oct 10, 2023, sampling point TC0019 Coliform (TCR)
Collected
Oct 10, 2023
Sampling point
TC0022 Outside Faucet
Sample type
Routine
Lab sample
2310192-09
Laboratory
Micro Methods Laboratory
Monitoring period
Oct 1, 2023 – Oct 31, 2023
Absence , sample collected Oct 10, 2023, sampling point TC0022 Coliform (TCR)
Collected
Oct 10, 2023
Sampling point
TC0023 Outside Faucet
Sample type
Routine
Lab sample
2310192-10
Laboratory
Micro Methods Laboratory
Monitoring period
Oct 1, 2023 – Oct 31, 2023
Absence , sample collected Oct 10, 2023, sampling point TC0023 Coliform (TCR)
Collected
Oct 9, 2023
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
2310161-01
Laboratory
Micro Methods Laboratory
Monitoring period
Oct 1, 2023 – Oct 31, 2023
Absence , sample collected Oct 9, 2023, sampling point TC0001 Coliform (TCR)
Collected
Oct 9, 2023
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
2310161-02
Laboratory
Micro Methods Laboratory
Monitoring period
Oct 1, 2023 – Oct 31, 2023
Absence , sample collected Oct 9, 2023, sampling point TC0003 Coliform (TCR)
Collected
Oct 9, 2023
Sampling point
TC0004 Outside Faucet
Sample type
Routine
Lab sample
2310161-03
Laboratory
Micro Methods Laboratory
Monitoring period
Oct 1, 2023 – Oct 31, 2023
Absence , sample collected Oct 9, 2023, sampling point TC0004 Coliform (TCR)
Collected
Oct 9, 2023
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
2310161-04
Laboratory
Micro Methods Laboratory
Monitoring period
Oct 1, 2023 – Oct 31, 2023
Absence , sample collected Oct 9, 2023, sampling point TC0006 Coliform (TCR)
Collected
Oct 9, 2023
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
2310161-05
Laboratory
Micro Methods Laboratory
Monitoring period
Oct 1, 2023 – Oct 31, 2023
Absence , sample collected Oct 9, 2023, sampling point TC0007 Coliform (TCR)
Collected
Oct 9, 2023
Sampling point
TC0009 Outside Faucet
Sample type
Routine
Lab sample
2310161-06
Laboratory
Micro Methods Laboratory
Monitoring period
Oct 1, 2023 – Oct 31, 2023
Absence , sample collected Oct 9, 2023, sampling point TC0009 Coliform (TCR)
Collected
Oct 9, 2023
Sampling point
TC0013 Outside Faucet
Sample type
Routine
Lab sample
2310161-07
Laboratory
Micro Methods Laboratory
Monitoring period
Oct 1, 2023 – Oct 31, 2023
Absence , sample collected Oct 9, 2023, sampling point TC0013 Coliform (TCR)
Collected
Oct 9, 2023
Sampling point
TC0014 Outside Faucet
Sample type
Routine
Lab sample
2310161-08
Laboratory
Micro Methods Laboratory
Monitoring period
Oct 1, 2023 – Oct 31, 2023
Absence , sample collected Oct 9, 2023, sampling point TC0014 Coliform (TCR)
Collected
Oct 9, 2023
Sampling point
TC0015 Outside Faucet
Sample type
Routine
Lab sample
2310161-09
Laboratory
Micro Methods Laboratory
Monitoring period
Oct 1, 2023 – Oct 31, 2023
Absence , sample collected Oct 9, 2023, sampling point TC0015 Coliform (TCR)
Collected
Oct 9, 2023
Sampling point
TC0017 Outside Faucet
Sample type
Routine
Lab sample
2310161-10
Laboratory
Micro Methods Laboratory
Monitoring period
Oct 1, 2023 – Oct 31, 2023
Absence , sample collected Oct 9, 2023, sampling point TC0017 Coliform (TCR)
Collected
Sep 6, 2023
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
2309062-01
Laboratory
Micro Methods Laboratory
Monitoring period
Sep 1, 2023 – Sep 30, 2023
Absence , sample collected Sep 6, 2023, sampling point TC0006 Coliform (TCR)
Collected
Sep 6, 2023
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
2309062-02
Laboratory
Micro Methods Laboratory
Monitoring period
Sep 1, 2023 – Sep 30, 2023
Absence , sample collected Sep 6, 2023, sampling point TC0007 Coliform (TCR)