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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 841–855 of 4,971 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for City of Long Beach, 841 to 855 of 4,971 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jul 11, 2023
Sampling point
TC0018 Outside Faucet
Sample type
Routine
Lab sample
2307136-08
Laboratory
Micro Methods Laboratory
Monitoring period
Jul 1, 2023 – Jul 31, 2023
Absence , sample collected Jul 11, 2023, sampling point TC0018 Coliform (TCR)
Collected
Jul 11, 2023
Sampling point
TC0019 Outside Faucet
Sample type
Routine
Lab sample
2307136-09
Laboratory
Micro Methods Laboratory
Monitoring period
Jul 1, 2023 – Jul 31, 2023
Absence , sample collected Jul 11, 2023, sampling point TC0019 Coliform (TCR)
Collected
Jul 11, 2023
Sampling point
TC0020 Outside Faucet
Sample type
Routine
Lab sample
2307136-10
Laboratory
Micro Methods Laboratory
Monitoring period
Jul 1, 2023 – Jul 31, 2023
Absence , sample collected Jul 11, 2023, sampling point TC0020 Coliform (TCR)
Collected
Jul 10, 2023
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
2307097-01
Laboratory
Micro Methods Laboratory
Monitoring period
Jul 1, 2023 – Jul 31, 2023
Absence , sample collected Jul 10, 2023, sampling point TC0001 Coliform (TCR)
Collected
Jul 10, 2023
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
2307097-02
Laboratory
Micro Methods Laboratory
Monitoring period
Jul 1, 2023 – Jul 31, 2023
Absence , sample collected Jul 10, 2023, sampling point TC0002 Coliform (TCR)
Collected
Jul 10, 2023
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
2307097-03
Laboratory
Micro Methods Laboratory
Monitoring period
Jul 1, 2023 – Jul 31, 2023
Absence , sample collected Jul 10, 2023, sampling point TC0003 Coliform (TCR)
Collected
Jul 10, 2023
Sampling point
TC0004 Outside Faucet
Sample type
Routine
Lab sample
2307097-04
Laboratory
Micro Methods Laboratory
Monitoring period
Jul 1, 2023 – Jul 31, 2023
Absence , sample collected Jul 10, 2023, sampling point TC0004 Coliform (TCR)
Collected
Jul 10, 2023
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
2307097-05
Laboratory
Micro Methods Laboratory
Monitoring period
Jul 1, 2023 – Jul 31, 2023
Absence , sample collected Jul 10, 2023, sampling point TC0005 Coliform (TCR)
Collected
Jul 10, 2023
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
2307097-06
Laboratory
Micro Methods Laboratory
Monitoring period
Jul 1, 2023 – Jul 31, 2023
Absence , sample collected Jul 10, 2023, sampling point TC0006 Coliform (TCR)
Collected
Jul 10, 2023
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
2307097-07
Laboratory
Micro Methods Laboratory
Monitoring period
Jul 1, 2023 – Jul 31, 2023
Absence , sample collected Jul 10, 2023, sampling point TC0007 Coliform (TCR)
Collected
Jul 10, 2023
Sampling point
TC0008 Outside Faucet
Sample type
Routine
Lab sample
2307097-08
Laboratory
Micro Methods Laboratory
Monitoring period
Jul 1, 2023 – Jul 31, 2023
Absence , sample collected Jul 10, 2023, sampling point TC0008 Coliform (TCR)
Collected
Jul 10, 2023
Sampling point
TC0009 Outside Faucet
Sample type
Routine
Lab sample
2307097-09
Laboratory
Micro Methods Laboratory
Monitoring period
Jul 1, 2023 – Jul 31, 2023
Absence , sample collected Jul 10, 2023, sampling point TC0009 Coliform (TCR)
Collected
Jul 10, 2023
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
2307097-10
Laboratory
Micro Methods Laboratory
Monitoring period
Jul 1, 2023 – Jul 31, 2023
Absence , sample collected Jul 10, 2023, sampling point TC0010 Coliform (TCR)
Collected
Jun 6, 2023
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
2306073-01
Laboratory
Micro Methods Laboratory
Monitoring period
Jun 1, 2023 – Jun 30, 2023
Absence , sample collected Jun 6, 2023, sampling point TC0011 Coliform (TCR)
Collected
Jun 6, 2023
Sampling point
TC0012 Outside Faucet
Sample type
Routine
Lab sample
2306073-02
Laboratory
Micro Methods Laboratory
Monitoring period
Jun 1, 2023 – Jun 30, 2023
Absence , sample collected Jun 6, 2023, sampling point TC0012 Coliform (TCR)