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 26, 2024 and September 26, 2026. That is this page’s default, not a limit on what the agency records.
Choose a date range
The list below shows 166–180 of 489 samples in this date range, newest first.
Routine (15).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Dec 10, 2025, sampling point TC0013 | Coliform (TCR) |
|
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| Absence , sample collected Dec 10, 2025, sampling point TC0016 | Coliform (TCR) |
|
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| Absence , sample collected Dec 10, 2025, sampling point TC0020 | Coliform (TCR) |
|
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| Absence , sample collected Dec 10, 2025, sampling point TC0021 | Coliform (TCR) |
|
|
| Absence , sample collected Dec 10, 2025, sampling point TC0023 | Coliform (TCR) |
|
|
| Absence , sample collected Dec 9, 2025, sampling point TC0001 | Coliform (TCR) |
|
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| Absence , sample collected Dec 9, 2025, sampling point TC0002 | Coliform (TCR) |
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| Absence , sample collected Dec 9, 2025, sampling point TC0004 | Coliform (TCR) |
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| Absence , sample collected Dec 9, 2025, sampling point TC0006 | Coliform (TCR) |
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| Absence , sample collected Dec 9, 2025, sampling point TC0008 | Coliform (TCR) |
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| Absence , sample collected Dec 9, 2025, sampling point TC0010 | Coliform (TCR) |
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| Absence , sample collected Dec 9, 2025, sampling point TC0015 | Coliform (TCR) |
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| Absence , sample collected Dec 9, 2025, sampling point TC0017 | Coliform (TCR) |
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| Absence , sample collected Dec 9, 2025, sampling point TC0019 | Coliform (TCR) |
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| Absence , sample collected Dec 9, 2025, sampling point TC0022 | Coliform (TCR) |
-
- Collected
- Dec 10, 2025
- Sampling point
- TC0013 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2512235-06
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Dec 10, 2025
- Sampling point
- TC0016 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2512235-07
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Dec 10, 2025
- Sampling point
- TC0020 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2512235-08
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Dec 10, 2025
- Sampling point
- TC0021 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2512235-09
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Dec 10, 2025
- Sampling point
- TC0023 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2512235-10
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Dec 9, 2025
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2512201-01
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Dec 9, 2025
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2512201-02
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Dec 9, 2025
- Sampling point
- TC0004 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2512201-03
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Dec 9, 2025
- Sampling point
- TC0006 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2512201-04
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Dec 9, 2025
- Sampling point
- TC0008 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2512201-05
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Dec 9, 2025
- Sampling point
- TC0010 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2512201-06
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Dec 9, 2025
- Sampling point
- TC0015 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2512201-07
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Dec 9, 2025
- Sampling point
- TC0017 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2512201-08
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Dec 9, 2025
- Sampling point
- TC0019 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2512201-09
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Dec 9, 2025
- Sampling point
- TC0022 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2512201-10
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)