Alpha
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. These figures cover the whole record; the list of samples further down is narrowed.
The most recent samples
Showing samples collected between September 27, 2024 and September 27, 2026. That is this page’s default, not a limit on what the agency records.
Choose a date range
The list below shows 256–270 of 489 samples in this date range, newest first.
Routine (14) and Repeat (1).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Aug 7, 2025, sampling point TC0019 | Coliform (TCR) |
|
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| Absence , sample collected Aug 7, 2025, sampling point TC0021 | Coliform (TCR) |
|
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| Presence , sample collected Aug 7, 2025, sampling point TC0022 | Coliform (TCR) |
| Absence , sample collected Aug 7, 2025, sampling point TC0022 | E. Coli |
|
|
| Absence , sample collected Aug 7, 2025, sampling point TC0024 | Coliform (TCR) |
|
|
| Absence , sample collected Aug 6, 2025, sampling point TC0002 | Coliform (TCR) |
|
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| Absence , sample collected Aug 6, 2025, sampling point TC0003 | Coliform (TCR) |
|
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| Absence , sample collected Aug 6, 2025, sampling point TC0004 | Coliform (TCR) |
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| Absence , sample collected Aug 6, 2025, sampling point TC0006 | Coliform (TCR) |
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| Absence , sample collected Aug 6, 2025, sampling point TC0008 | Coliform (TCR) |
|
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| Absence , sample collected Aug 6, 2025, sampling point TC0010 | Coliform (TCR) |
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| Absence , sample collected Aug 6, 2025, sampling point TC0011 | Coliform (TCR) |
|
|
| Absence , sample collected Aug 6, 2025, sampling point TC0013 | Coliform (TCR) |
|
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| Absence , sample collected Aug 6, 2025, sampling point TC0015 | Coliform (TCR) |
|
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| Absence , sample collected Aug 6, 2025, sampling point TC0017 | Coliform (TCR) |
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|
| Absence , sample collected Jul 3, 2025, sampling point DS000 | Coliform (TCR) |
-
- Collected
- Aug 7, 2025
- Sampling point
- TC0019 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2508118-07
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Aug 7, 2025
- Sampling point
- TC0021 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2508118-08
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Aug 7, 2025
- Sampling point
- TC0022 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2508118-09
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Presence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Aug 7, 2025
- Sampling point
- TC0024 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2508118-10
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Aug 6, 2025
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2508079-01
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Aug 6, 2025
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2508079-02
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Aug 6, 2025
- Sampling point
- TC0004 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2508079-03
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Aug 6, 2025
- Sampling point
- TC0006 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2508079-04
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Aug 6, 2025
- Sampling point
- TC0008 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2508079-05
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Aug 6, 2025
- Sampling point
- TC0010 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2508079-06
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Aug 6, 2025
- Sampling point
- TC0011 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2508079-07
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Aug 6, 2025
- Sampling point
- TC0013 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2508079-08
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Aug 6, 2025
- Sampling point
- TC0015 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2508079-09
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Aug 6, 2025
- Sampling point
- TC0017 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2508079-10
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Jul 3, 2025
- Sampling point
- DS000 Distribution
- Sample type
- Repeat
- Lab sample
- 2507084-02
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Jul 1, 2025 – Jul 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)