NORTHROP GRUMMAN MARINE SYSTEMS
401 E HENDY AVE, SUNNYVALE, CA, 94086
No open violations Compliance record — not a listed vendor
Facility identity · canonical
- EPA Registry ID
- 110000781805
- RCRA Handler ID(s)
- CAD001864081
- Generator status
- Large Quantity Generator (LQG)
- County
- SANTA CLARA
- EPA Region
- 09
- Active
- Yes
- NAICS
- 333612333611335312332919333613332439
- Coordinates
- 37.3787, -122.0225
Compliance summary · canonical · as of Aug 11, 2026
3-year compliance history In violation 12 of the last 12 quarters
Not in universe In violation Significant non-compliance
- Significant non-complier
- No
- Last inspection
- May 18, 2026
- Inspections (5 yr)
- 59
- 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 · 40 total, 0 open
3 distinct violation categories on record:
| Count | Code | Category | EPA description |
|---|---|---|---|
| 34 | 262.C | Generator standards | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators |
| 4 | 262.A | Generator standards | Standards Applicable to Generators of HW: General |
| 2 | 262.D | Generator standards | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators |
Most recent 8 of 40:
| Determined | Category | Status | Agency |
|---|---|---|---|
| Sep 12, 2024 | Generator standards 262.C · Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Resolved May 18, 2026 | S |
| Aug 22, 2024 | Generator standards 262.C · Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Resolved Apr 27, 2026 | S |
| Aug 8, 2024 | Generator standards 262.C · Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Resolved May 4, 2026 | S |
| Aug 24, 2023 | Generator standards 262.C · Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Resolved Apr 20, 2026 | S |
| Aug 17, 2023 | Generator standards 262.C · Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Resolved Jul 11, 2024 | S |
| Aug 17, 2023 | Generator standards 262.D · Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Resolved Sep 6, 2023 | S |
| Jul 20, 2023 | Generator standards 262.C · Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Resolved May 18, 2026 | S |
| Jun 16, 2023 | Generator standards 262.C · Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Resolved Apr 27, 2026 | S |
Inspection history · canonical · 193 total
| Date | Type | Agency | Outcome |
|---|---|---|---|
| May 18, 2026 | COMPLIANCE EVALUATION INSPECTION (CEI) | S | In compliance |
| May 18, 2026 | COMPLIANCE EVALUATION INSPECTION (CEI) | S | In compliance |
| May 18, 2026 | COMPLIANCE EVALUATION INSPECTION (CEI) | S | In compliance |
| May 11, 2026 | COMPLIANCE EVALUATION INSPECTION (CEI) | S | In compliance |
| May 11, 2026 | COMPLIANCE EVALUATION INSPECTION (CEI) | S | In compliance |
| May 11, 2026 | COMPLIANCE EVALUATION INSPECTION (CEI) | S | In compliance |
| May 11, 2026 | COMPLIANCE EVALUATION INSPECTION (CEI) | S | In compliance |
| May 11, 2026 | COMPLIANCE EVALUATION INSPECTION (CEI) | S | In compliance |
Showing 8 most recent of 193.
Related facilities near Sunnyvale
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.