Sewage treatment plants or facilities · California
104624 - San Mateo WWTP Upgrade
San Mateo, CA · ~54 workers · 5 years of OSHA Injury Tracking Application data.
- A
- Excellent Safety Record
- 0.5
- Avg TCR
- 1.2
- Industry avg
- 0
- Fatalities
The verdict
104624 - San Mateo WWTP Upgrade runs at 39% of its industry's injury rate - far safer than the typical Sewage treatment plants or facilities workplace, earning a grade A.
104624 - San Mateo WWTP Upgrade: 0.5 TCR = 39% of Sewage treatment plants or facilities BLS 1.2 · 5y Form 300A (see methodology below)
104624 - San Mateo WWTP Upgrade safety composite
104624 - San Mateo WWTP Upgrade scores strongest on total case rate (tcr) (safer than 96% of same-industry peers) and weakest on fatalities (safer than 50%), blended into one 0-100 breakdown against same-industry peers. A missing measure drops out and redistributes its weight rather than deflating the score. This is a per-dimension breakdown, distinct from the single letter grade above it (which weights TCR alone against the BLS industry benchmark).
79/100
Percentile-weighted across 3 of 3 measures
- Total Case Rate (TCR)
- A 0.47 per 100 workers
Safer than 96% of industry peers
- DART rate
- B 0 per 100 workers
Safer than 80% of industry peers
- Fatalities
- D 0
Safer than 50% of industry peers
Benchmarked live against every credibly-rated employer in the same NAICS industry code in the current OSHA extract (a segment must have at least 8 rated peers to benchmark). Not a legal or compliance determination; PlainSafetyScore's own weighting (TCR 40%, DART 35%, fatalities 25%).
104624 - San Mateo WWTP Upgrade held a steady TCR band
104624 - San Mateo WWTP Upgrade's TCR held near 0.0 from 0.0 in 2020 to 0.0 in 2024. Peak filing year was 2021 at 1.5 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).
2020=0.0 · 2021=1.5 · 2022=0.8 · 2023=0.0 · 2024=0.0
OSHA ITA Form 300A scorecard
Establishment book 221320 · San Mateo, CA AT/BELOW-IND · SMALL
Grade A · TCR 0.5 · 39% of ind
- DART 0.0 DART
- RANK #1/74
- PHOTO Administration Build…
- BOOK 5y book
- INJ 2 inj
- SIZE ~54 FTE
Nearest TCR peer: Administration Building and Water Quality Lab (0.0 TCR gap)
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104624 - San Mateo WWTP Upgrade in the TCR neighbourhood
Average Total Case Rate among this establishment and nearest same-industry peers
- This site
104624 - San Mateo WWTP Upgrade
0.5 TCR
- Administration
Administration Building and Water Quality Lab
0.5 TCR
- City of Lockpo
City of Lockport Public Works
0.5 TCR
- Sewer
Sewer
0.5 TCR
- Headquarters
Headquarters
0.5 TCR
What this shows 104624 - San Mateo WWTP Upgrade averages 0.5 TCR (39% of the Sewage treatment plants or facilities BLS benchmark).
104624 - San Mateo WWTP Upgrade TCR series: 2020=0 · 2021=1.5 · 2022=0.8 · 2023=0 · 2024=0 · BLS 1.2
Where 104624 - San Mateo WWTP Upgrade falls in its industry
400 Sewage treatment plants or fac establishmentsSafer than 96% of graded establishments in this industry, whose median TCR is 4.4.
Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #1 safest of 74 Sewage treatment plants or fac employers in California.
104624 - San Mateo WWTP Upgrade has more employees than the Sewage treatment plants or facilities median and a lower injury rate than the industry's median TCR of 4.4. Workforce size and injury rate do not always move together within the same industry -- some of its smaller peers run higher rates than its larger ones, and vice versa.
Year-by-Year Safety Data
| Year | TCR | DART | Injuries | Illnesses | Fatalities |
|---|---|---|---|---|---|
| 2024 | 0.0 | 0.0 | 0 | 0 | 0 |
| 2023 | 0.0 | 0.0 | 0 | 0 | 0 |
| 2022 | 0.8 | 0.0 | 1 | 0 | 0 |
| 2021 | 1.5 | 0.0 | 1 | 0 | 0 |
| 2020 | 0.0 | 0.0 | 0 | 0 | 0 |
OSHA ITA peer cross-reference
Establishment peer ledger
221320 · CA · San Mateo
400 Sewage treatment plants or facilities employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 94 employers in San Mateo, CA · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.
| Rel | Establishment | Metric |
|---|---|---|
| NAICS-TCR | Administration Building and Water Quality Lab | 0.5 TCR |
| NAICS-TCR | City of Lockport Public Works | 0.5 TCR |
| NAICS-TCR | Sewer | 0.5 TCR |
| NAICS-TCR | Headquarters | 0.5 TCR |
| STATE-SIZE | Sea Mist Farms | 54 FTE |
| STATE-SIZE | Harold E. Robben, Jr. | 54 FTE |
| STATE-SIZE | Jose Maria Perez | 54 FTE |
| STATE-SIZE | Pauma Valley | 54 FTE |
| CITY-NEAR | California Department of Transportation Facility 132 | 2,891 FTE |
| CITY-NEAR | SIE - San Mateo | 1,552 FTE |
| CITY-NEAR | IXL Learning Inc. | 888 FTE |
| CITY-NEAR | IXL Learning Inc. - San Mateo | 491 FTE |
| NAT-TCR | CSI- Saint Louis | 0.5 TCR |
| NAT-TCR | 500-NiSource-Columbus OH-Airside III | 0.5 TCR |
| NAT-TCR | Drabek & Hill, Inc. | 0.5 TCR |
| NAT-TCR | Francis Schulze Co | 0.5 TCR |
| NAT-SIZE | Store 1 | 54 FTE |
| NAT-SIZE | Pleune Service Division | 54 FTE |
| NAT-SIZE | Fareway Stores, Inc. 938 Shenandoah | 54 FTE |
| NAT-SIZE | L.C Anderson, Inc | 54 FTE |
Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →
Read our methodology - how this data is sourced, computed, and verified.