| Xiang Wang Construction | Water Pollution Control Program | 2018-10-29 | Title 22 GAR, Division 2, Chapter 10 | Compliance orders met, No further action |
| Kuam Rush Hour Auto | Solid Waste Management Program | 2018-10-11 | Title 10 GCA, Division 2, Chapter 51 | Compliance orders met, No further action |
| Hansel Phelps Construction | Water Pollution Control Program | 2018-11-28 | Title 22 GAR, Division 2, Chapter 10 | Compliance orders met, No further action |
| UMS Equipment | Water Pollution Control Program | 2018-11-27 | Title 22 GAR, Division 2, Chapter 10 | Compliance orders met, No further action |
| Coco Palm Resort | Safe Drinking Water Program | 2019-03-15 | Title 22 GAR Division 2, Chapter 6, Article 1 | Compliance orders met, Administrative penalty orders pending collection |
| Guam WaterWorks Authority | Safe Drinking Water Program | 2019-01-30 | Title 22 GAR Division 2, Chapter 6, Article 1 | Compliance orders met, No further action |
| Core Tech International | Water Pollution Control Program | 2019-01-23 | Title 22 GAR, Division 2, Chapter 10 | Compliance orders met, No further action |
| SD Recycling Services | Solid Waste Management Program | 2019-01-22 | Title 10 GCA, Division 2, Chapter 51 | Compliance orders met, No further action |
| Andersen Air Force Base | Pesticides Enforcement Program | 2019-01-22 | Title 22 GAR, Division 3, Chapter 5 | Compliance orders met, Administrative penalty orders pending collection |
| RC Builders, LLC | Water Pollution Control Program | 2019-01-15 | Title 22 GAR, Division 2, Chapter 10 | Project placed on hold, Compliance orders are ongoing |
| BME & Sons | Water Pollution Control Program | 2019-01-07 | Title 22 GAR, Division 2, Chapter 10 | Compliance orders met, No further action |
| Andersen Air Force Base | Safe Drinking Water Program | 2019-01-03 | Title 22 GAR Division 2, Chapter 6, Article 1 | Compliance orders met, Request for Continuance made on July 15, 2019 Final Administrative Penalty Order Issued –October 18, 2019 |
| Nippo Guam USA, Inc | Water Pollution Control Program | 2019-02-26 | Title 22 GAR, Division 2, Chapter 10 | Complaince orders met, Proposed Administrative Penalty Order transmitted to Respondent Proposed Administrative Penalty Order Administrative Penalty Order SETTLED – October 21, 2019 |
| Ben ‘N Yan Mini Mart & Washland | Pesticides Enforcement Program | 2019-02-19 | Title 22 GAR, Division 3, Chapter 5 | Voluntary Compliance Agreement pending |
| Johnothan Leon Guerrero | Solid Waste Management Program | 2019-02-07 | Title 10 GCA, Division 2, Chapter 51 | Compliance orders met, No further action |
| Smithbridge Guam Inc. | Water Pollution Control Program | 2019-05-17 | Title 22 GAR, Division 2, Chapter 10 | Closed: Settlement Agreement Signed |
| Feiyang Construction | Safe Drinking Water Program | 2019-05-17 | Guam Lead Ban Act | Open |
| Lin’s Hardware | Safe Drinking Water Program | 2019-05-17 | Guam Lead Ban Act | Open |
| Su & Zheng Corporation | Safe Drinking Water Program | 2019-05-17 | Guam Lead Ban Act | Open |
| Benson Guam Enterprises | Safe Drinking Water Program | 2019-05-23 | Guam Lead Ban Act | RESOLVED – Closed: evidence submitted which proved compliance |
| JK Tile | Safe Drinking Water Program | 2019-05-17 | Guam Lead Ban Act | RESOLVED – Closed: evidence submitted which proved compliance |
| The Home Depot | Safe Drinking Water Program | 2019-05-23 | Guam Lead Ban Act | RESOLVED – Closed: evidence submitted which proved compliance |
| Basi Mart | Water Pollution Control Program | 2019-09-13 | Title 22 GAR, Division 2, Chapter 12 | Compliance orders met |
| Buga Restaurant | Water Pollution Control Program | 2019-09-13 | Title 22 GAR, Division 2, Chapter 12 | Compliance orders met |
| Myung Ga Restaurant | Water Pollution Control Program | 2019-09-13 | Title 22 GAR, Division 2, Chapter 12 | Compliance orders met |
| Valentino’s Restaurant and Sports Lounge | Water Pollution Control Program | 2019-09-13 | Title 22 GAR, Division 2, Chapter 12 | Compliance orders met |
| Liza Perez | Water Pollution Control Program | 2019-10-25 | Title 22 GAR, Division 2, Chapter 12 | Ongoing |
| Contrack Watts Inc. | Water Pollution Control Program | 2019-11-08 | Guam Soil Erosion & Sediment Control Regulations | RESOLVED April 29, 2022: $98,000 Penalty Order Satified Final Penalty Order Signed and Served – Respondent requested time to review |
| Dusit Thani | Water Pollution Control Program | 2019-12-06 | Water Pollution Control Act Guam Water Quality Standards
| Ongoing Dusit Thani Respsonse – December 9, 2019 |
| Baldyga Group | Water Pollution Control Program | 2019-12-06 | Water Pollution Control Act Guam Water Quality Standards
| Ongoing Baldyga Group Response Letter – December 13, 2019 |
| Guam Waterworks Authority | Hazardous Waste Management Program | 2020-02-05 | Storage of Regulated Substances | Return to Compliance, No further action |
| Guam Waterworks Authority | Hazardous Waste Management Program | 2020-02-05 | Storage of Regulated Substances | Return to Compliance, No further action |
| Guam Waterworks Authority | Hazardous Waste Management Program | 2020-02-05 | Storage of Regulated Substances | Return to Compliance, No further action |
| Guam Waterworks Authority | Hazardous Waste Management Program | 2020-02-05 | Storage of Regulated Substances | Return to Compliance, No further action |
| Guam Waterworks Authority | Hazardous Waste Management Program | 2020-02-05 | Storage of Regulated Substances | Return to Compliance, No further action |
| City Hill Company Guam Ltd. | Water Pollution Control | 2021-04-28 | Water Pollution Control Act Guam Water Quality Standards
| CLOSED – Fill and structure removed |
| JT Pacific Development | Water Pollution Control | 2021-05-20 | Water Pollution Control Act Guam Water Quality Standards
| Open |
| Primos Heavy Equipment | Water Pollution Control | 2021-05-13 | Water Pollution Control Act Guam Water Quality Standards
| Open |
| GPPC Inc. | Water Pollution Control | 2021-05-28 | Water Pollution Control Act Guam Water Quality Standards
| Open |
| Samsung E & C America Inc. | Water Pollution Control | 2021-07-29 | Water Pollution Control Act Guam Water Quality Standards
| Samsung-Mangilao-Solar-Inspection-Report-signed. 2021-07-28-MP003_Marbo-Cave_Erosiion-Inspection_w_photos-complete 2021-07-29-MP004_Marbo-Cave_Erosiion-follow-up-Inspection_w_photos Notice of Intent to Appeal – August 18, 2021 Samsung Compliance Order Amendment No. 1 Samsung NOV – 7 day Compliance Response September 8 Compliance Order – Items 3a & 3b |
| No Ka Oi Termite & Pest Control Inc. | Pesticides Enforcement Program | 2021-09-20 | Title 22 GAR, Division 3, Chapter 5 | Return to Compliance, No further action |
| Landscape Management Systems Inc. | Water Pollution Control Program | 2021-11-23 | Title 22 GAR, Division 2, Chapter 12 | CLOSED – Permit Issued |
| UMS Heavy Equipment Rental | Water Pollution Control Program | 2021-11-24 | Title 22 GAR, Division 2, Chapter 12 | Open |
| Park, Chu Woo | Water Pollution Control Program | 2021-11-17 | Title 22 GAR, Division 2, Chapter 12 | Open |
| UMS Heavy Equipment Rental | Solid Waste Management Program | 2021-11-22 | Title 10 GCA, Division 2, Chapter 51 | UPDATE: • Orders of Compliance met • $14,000 PAID towards Administrative Penalty Order: CLICK HERE FOR PAYMENT HISTORY |
| Guam Waterworks Authority | Safe Drinking Water Program | 2022-04-29 | Guam Safe Drinking Water Regulations | Return to Compliance, No further action needed |
| Core Tech-HDCC-Kajima, LLC | Guam Water Resources Management | 2022-08-11 | Guam Soil Erosion and Sediment Control Act | In Progress Notice of Intent to Appeal – September 12, 2022 |
| UMS Hardfill Facility | Solid Waste Management Program | 2022-11-22 | Solid Waste Management & Litter Control | Compliance Orders met, respondent entered into payment plan. |
| Global Recycling Center | Solid Waste Management Program | 2022-12-13 | Solid Waste Management & Litter Control | UPDATE: • Compliance Orders met. • $6,000 Administrative Penalty Order satisfied: CLICK HERE FOR DETAILS |
| Lagu Sanitation | Solid Waste Management Program | 2022-12-22 | Solid Waste Management & Litter Control | UPDATE: • Compliance Orders met. • $6,000 Administrative Penalty Order satisfied CLICK HERE FOR DETAILS |
| BME & Sons Inc. | Solid Waste Management Program | 2023-01-11 | Solid Waste Management & Litter Control | UPDATE: • Compliance Orders met • $19,200 Administrative Penalty Order satisfied: CLICK HERE FOR DETAILS |
| Best Car & Truck Service | Solid Waste Management Program | 2023-01-27 | Solid Waste Management & Litter Control | In progress |
| Chul Woo Park | Water Pollution Control Program | 2023-02-23 | Guam Soil Erosion and Sediment Control Act | In progress |
| Pet Express | Pesticides Enforcement Program | 2023-02-24 | Guam Pesticides Act | Compliance Orders met. $3,500 administrative penalty order satisfied. |
| Tristar Terminals Guam, Inc. | Hazardous Waste Management Program | 2023-01-26 | Solid Waste Management and Litter Control Storage of Regulated Substances | Closed: Settlement Agreement Signed |
| Sun Brothers Construction | Water Pollution Control Program | 2024-01-25 | Guam Soil Erosion and Sediment Control Act | In progress |
| Jon Ilao | Water Pollution Control Program | 2024-01-26 | Guam Soil Erosion and Sediment Control Act | In progress |
| Guam Regional Medical City | Safe Drinking Water Program | 2024-12-12 | Guam Safe Drinking Water Act | Returned to Compliance – January 15, 2025 |
| Guam Plaza Resort | Safe Drinking Water Program | 2025-04-11 | Guam Safe Drinking Water Act | Returned to Compliance – April 25, 2025 |
| Guam Memorial Hospital Authority | Hazardous Waste Management Program | 2025-04-29 | Storage of Regulated Substances | In Progress |
| Guam International Airport Authority | Safe Drinking Water Program | 2025-07-10 | Guam Safe Drinking Water Act | In Progress |
| Palisades Estates | Water Pollution Control Program | 2025-10-31 | Guam Water Pollution Control Act | In Progress |