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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 721–735 of 4,971 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for City of Long Beach, 721 to 735 of 4,971 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Dec 12, 2023
Sampling point
TC0013 Outside Faucet
Sample type
Routine
Lab sample
2312187-03
Laboratory
Micro Methods Laboratory
Monitoring period
Dec 1, 2023 – Dec 31, 2023
Absence , sample collected Dec 12, 2023, sampling point TC0013 Coliform (TCR)
Collected
Dec 12, 2023
Sampling point
TC0014 Outside Faucet
Sample type
Routine
Lab sample
2312187-04
Laboratory
Micro Methods Laboratory
Monitoring period
Dec 1, 2023 – Dec 31, 2023
Absence , sample collected Dec 12, 2023, sampling point TC0014 Coliform (TCR)
Collected
Dec 12, 2023
Sampling point
TC0015 Outside Faucet
Sample type
Routine
Lab sample
2312187-05
Laboratory
Micro Methods Laboratory
Monitoring period
Dec 1, 2023 – Dec 31, 2023
Absence , sample collected Dec 12, 2023, sampling point TC0015 Coliform (TCR)
Collected
Dec 12, 2023
Sampling point
TC0016 Outside Faucet
Sample type
Routine
Lab sample
2312187-06
Laboratory
Micro Methods Laboratory
Monitoring period
Dec 1, 2023 – Dec 31, 2023
Absence , sample collected Dec 12, 2023, sampling point TC0016 Coliform (TCR)
Collected
Dec 12, 2023
Sampling point
TC0017 Outside Faucet
Sample type
Routine
Lab sample
2312187-07
Laboratory
Micro Methods Laboratory
Monitoring period
Dec 1, 2023 – Dec 31, 2023
Absence , sample collected Dec 12, 2023, sampling point TC0017 Coliform (TCR)
Collected
Dec 12, 2023
Sampling point
TC0018 Outside Faucet
Sample type
Routine
Lab sample
2312187-08
Laboratory
Micro Methods Laboratory
Monitoring period
Dec 1, 2023 – Dec 31, 2023
Absence , sample collected Dec 12, 2023, sampling point TC0018 Coliform (TCR)
Collected
Dec 12, 2023
Sampling point
TC0019 Outside Faucet
Sample type
Routine
Lab sample
2312187-09
Laboratory
Micro Methods Laboratory
Monitoring period
Dec 1, 2023 – Dec 31, 2023
Absence , sample collected Dec 12, 2023, sampling point TC0019 Coliform (TCR)
Collected
Dec 12, 2023
Sampling point
TC0020 Outside Faucet
Sample type
Routine
Lab sample
2312187-10
Laboratory
Micro Methods Laboratory
Monitoring period
Dec 1, 2023 – Dec 31, 2023
Absence , sample collected Dec 12, 2023, sampling point TC0020 Coliform (TCR)
Collected
Dec 11, 2023
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
2312152-01
Laboratory
Micro Methods Laboratory
Monitoring period
Dec 1, 2023 – Dec 31, 2023
Absence , sample collected Dec 11, 2023, sampling point TC0001 Coliform (TCR)
Collected
Dec 11, 2023
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
2312152-02
Laboratory
Micro Methods Laboratory
Monitoring period
Dec 1, 2023 – Dec 31, 2023
Absence , sample collected Dec 11, 2023, sampling point TC0002 Coliform (TCR)
Collected
Dec 11, 2023
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
2312152-03
Laboratory
Micro Methods Laboratory
Monitoring period
Dec 1, 2023 – Dec 31, 2023
Absence , sample collected Dec 11, 2023, sampling point TC0003 Coliform (TCR)
Collected
Dec 11, 2023
Sampling point
TC0004 Outside Faucet
Sample type
Routine
Lab sample
2312152-04
Laboratory
Micro Methods Laboratory
Monitoring period
Dec 1, 2023 – Dec 31, 2023
Absence , sample collected Dec 11, 2023, sampling point TC0004 Coliform (TCR)
Collected
Dec 11, 2023
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
2312152-05
Laboratory
Micro Methods Laboratory
Monitoring period
Dec 1, 2023 – Dec 31, 2023
Absence , sample collected Dec 11, 2023, sampling point TC0005 Coliform (TCR)
Collected
Dec 11, 2023
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
2312152-06
Laboratory
Micro Methods Laboratory
Monitoring period
Dec 1, 2023 – Dec 31, 2023
Absence , sample collected Dec 11, 2023, sampling point TC0006 Coliform (TCR)
Collected
Dec 11, 2023
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
2312152-07
Laboratory
Micro Methods Laboratory
Monitoring period
Dec 1, 2023 – Dec 31, 2023
Absence , sample collected Dec 11, 2023, sampling point TC0007 Coliform (TCR)