ROBERT B. DIEMER WATER TREATMENT PLANT
3972 VALLEY VIEW AVE, YORBA LINDA, CA, 92886
No open violations Compliance record — not a listed vendor
Facility identity · canonical
- EPA Registry ID
- 110018977222
- RCRA Handler ID(s)
- CAD981425713, CAP000196139, CAR000199075
- Generator status
- Large Quantity Generator (LQG)
- County
- ORANGE
- EPA Region
- 09
- Active
- Yes
- NAICS
- 22131221310926130
- Coordinates
- 33.911306, -117.817083
Compliance summary · canonical · as of Aug 26, 2026
3-year compliance history Not in the compliance universe for any of the last 12 quarters
Not in universe In violation Significant non-compliance
- Significant non-complier
- No
- Last inspection
- Mar 11, 2026
- Inspections (5 yr)
- 3
- Informal actions (5 yr)
- —
- Formal actions (5 yr)
- —
- Total penalties
- —
Permits & authorizations · canonical
| Program | Type | Status | Effective |
|---|---|---|---|
| RCRA | LQG | Not reported | Not reported |
Type is EPA's RCRA handler classification. Permit status and effective date
are not published in the RCRAInfo handler dataset.
Violations · canonical · 4 total, 0 open
2 distinct violation categories on record:
| Count | Code | Category | EPA description |
|---|---|---|---|
| 2 | 262.A | Generator standards | Standards Applicable to Generators of HW: General |
| 2 | 262.C | Generator standards | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators |
All violations:
| Determined | Category | Status | Agency |
|---|---|---|---|
| Mar 25, 2021 | Generator standards 262.C · Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Resolved Mar 25, 2021 | S |
| May 14, 2014 | Generator standards 262.A · Standards Applicable to Generators of HW: General | Resolved Jul 14, 2014 | S |
| May 14, 2014 | Generator standards 262.C · Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Resolved Jul 14, 2014 | S |
| Apr 21, 2009 | Generator standards 262.A · Standards Applicable to Generators of HW: General | Resolved May 11, 2009 | S |
Inspection history · canonical · 21 total
| Date | Type | Agency | Outcome |
|---|---|---|---|
| Mar 11, 2026 | COMPLIANCE EVALUATION INSPECTION (CEI) | S | In compliance |
| Jan 23, 2025 | COMPLIANCE EVALUATION INSPECTION (CEI) | S | In compliance |
| Mar 14, 2022 | COMPLIANCE EVALUATION INSPECTION (CEI) | S | In compliance |
| Mar 25, 2021 | COMPLIANCE EVALUATION INSPECTION (CEI) | S | Violation found |
| Sep 9, 2020 | COMPLIANCE EVALUATION INSPECTION (CEI) | S | In compliance |
| Aug 4, 2020 | COMPLIANCE EVALUATION INSPECTION (CEI) | S | In compliance |
| Mar 11, 2019 | COMPLIANCE EVALUATION INSPECTION (CEI) | S | In compliance |
| Mar 15, 2018 | COMPLIANCE EVALUATION INSPECTION (CEI) | S | In compliance |
Showing 8 most recent of 21.
Related facilities near Yorba Linda
Data sources
EPA ECHO — this facility's detailed report — facility, compliance summary, permits, evaluations & violations
RCRAInfo evaluation and violation records for this facility are integrated into the
ECHO report linked above — RCRAInfo's own public search doesn't offer a stable
per-facility link. General source: EPA ECHO, EPA RCRAInfo.
Compliance, permit, and location data come straight from EPA and can't be edited.
Contact info and description come from the business's claimed listing, if any.
This profile is not an official regulatory determination.
- EPA ECHO Exporter
- Refreshed Aug 11, 2026 · batch 20260811T113837Z
- EPA RCRAInfo (ECHO download)
- Refreshed Aug 11, 2026 · batch 20260811T113837Z