EPA-Generated NEPA Documents

EPA is required to issue its own NEPA documents for certain EPA activities, including some grants. For additional information on these projects, contact the EPA employee listed for the projects below.

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On this page

Projects Open for Public Comment
No Longer Open for Public Comment
- Finding of No Significant Impact
- Categorical Exclusion

Projects Open for Public Comment

Project Name	Public Comment Status	Documents
Palo Verde Collection and Treatment System Palo Verde, CA	Public comments are due by 5:00 p.m. Pacific Time on June 22, 2015.	Draft Finding of No Significant Impact (PDF) (8 pp, 79K) Environmental Assessment (PDF) (40 pp, 1MB) Public Notice (PDF) (1 pp, 125K)

No Longer Open for Public Comment by Final Decision Type

Finding of No Significant Impact

Project Name	Findings of No Significant Impact
Applegate Regional Sewer Pipeline Project, Placer County, CA	Finding of No Significant Impact (PDF) (5 pp, 1.51MB) Environmental Assessment (PDF) (404 pp, 14MB)
Arcadia, City of More information »	Finding of No Significant Impact (PDF) (2 pp, 60K) Final Environmental Assessment (PDF) (86 pp, 656K) Final Environmental Assessment Appendices (PDF) (166 pp, 6.9M)
Big Bear Department Of Water & Power Water System Capital Improvement Programs More Information »	Initial Study/ Environmental Assessment (PDF) (89 pp, 941K) Supplemental Environmental Assessment (PDF) (3 pp, 25K) Finding of No Significant Impact (PDF) (4 pp, 30K) Letter to EPA from the California State Historic Preservation Officer (PDF) (2 pp, 60K) Environmental Assessment and Finding of No Significant Impact (PDF) (6pp, 150K)
Boulder City	Finding of No Significant Impact, FONSI (PDF) (3 pp, 50K)
Buckskin Sanitary District More Information »	Environmental Assessment (PDF) (15 pp, 77K) Finding of No Significant Impact (PDF) (2 pp, 26K)
Castaic Lake More information »	Mitigated Negative Declaration/Environmental Assessment (PDF) (246pp, 2.8M) Finding of no Significant Impact, FONSI (PDF) (3pp, 27K)
Chino Hills	English Channel Improvement Project Finding of No Significant Impact (PDF) (3 pp, 20K) Environmental Assessment Cover (PDF) (2 pp, 113K) Table of Contents (PDF) (4 pp, 65K) Summary (PDF) (30 pp, 477K) Chapter 1 (PDF) (21 pp, 307K) Chapter 2 (PDF) (151 pp, 6.6M) Chapter 3 (PDF) (5 pp, 54K) Chapter 4 (PDF) (96 pp, 709K) Chapter 5 (PDF) (24 pp, 281K) Appendices (PDF) (66 pp, 446K)
City of Los Angeles Elysian Park Water Recycling Project	Finding of No Significant Impact (PDF) (8 pp, 48K) Environmental Assessment (PDF) - April 2014 (342 pp, 18.6M)
Compton - Water Infrastructure More Information »	Finding of No Significant Impact (PDF) (2 pp, 16K) Compton Environmental Assessment (PDF) (21 pp, 6.5M)
County of Los Angeles Regional Recycled Water Project Phase 2	Finding of No Significant Impact (PDF) (4 pp, 22K) Environmental Assessment (PDF) - April 2014 (328 pp, 13.5M)
Douglas Wastewater Treatment Plant Upgrade and Bay Acres Colonia Wastewater Collection System Expansion, Douglas, AZ More information »	Draft Finding of No Significant Impact (PDF) (3 pp, 45K) Draft Environmental Assessment (PDF) 01/07/2014 (35 pp, 1.2M)
Garden Grove Storm Drain Project	Finding of No Significant Impact (PDF) (3 pp, 324K) Environmental Assessment (PDF) (77 pp, 11.1M)
Georgetown (Greenwood Lake Water Treatment Plant and Treated Water Pipeline Project)	Environmental Assesment (PDF) (145 pp, 4.8M) Public Notice and Draft Finding of No Significant Impact (PDF) (3 pp, 33K)
Gloria Way Well Retrofit Project for the City of East Palo Alto, CA	Draft Finding of No Significant Impact (PDF) (2 pp, 32K) Environmental Assessment (PDF) (257 pp, 4.47M)
Huachuca More information »	Public Notice (PDF) (1 pp, 22K) Environmental Assessment - Revised April 27, 2011 (PDF) (40 pp, 1.0M) Comment Letters From March 2010 Environmental Assessment (PDF) (22 pp, 7.9M large file) Response to Comments (PDF) (8 pp, 50K) Finding of No Significant Impact (PDF) (3 pp, 31K) Final Fort Huachuca Biological Opinion 6-14-07 (PDF) (202 pp, 2.0M) Huachuca City Financial Report 2-15-11 (PDF) (21 pp, 31K) Huachuca City Hydrological Report 2-18-11 (PDF) (20 pp, 1.0M) Army's Environmental Assessment - Artificial Aquifer Recharge & Treated Effluent Management, Fort Huachuca, AZ (PDF) (160 pp, 9.3M) Title Pages for Appendices A-N (PDF) (14 pp, 24K) Appendices A-E (PDF) (53 pp, 4.3M) Appendix F (PDF) (63 pp, 1.8M) Appendices G-L (PDF) (60 pp, 1.6M) Appendix M (PDF) (282 pp, 5.0M) Appendix N (PDF) (207 pp, 2.9M) Record of Environmental Consideration (PDF) (1 pp, 47K)
Joshua Basin Water District Water Recharge System More information »	Environmental Assessment (PDF) (153pp, 3.6M) Comment Letter From a Concerned Citizen (PDF) (Anonymous/ Name redacted by request) (8 pp, 2.0M) Comment Letter From Iona Chelette (PDF) (4 pp, 2.0M) Comment Letter From Michael Luhrs (PDF) (12 pp, 700K) Comment Letter From Jerry and Julie O'Neil (PDF) (1 pg, 40K) Comment Letter From Gary Wilson (PDF) (1 pg, 400K) Response to Comments (PDF) (7 pp, 60K) Final Finding of No Significant Impact, Joshua Basin Water District Water (PDF) (2 pp, 500K) Finding of No Significant Impact (PDF) (2pp, 30K) Biological Opinion (PDF) (41 pp, 400K) Signature Page (only) to the Biological Opinion (PDF) (1 pg, 200K)
Kapulena Well Development Project, County of Hawaii Department of Water Supply More information »	Finding of No Significant Impact (PDF) (3 pp, 89K) Environmental Assessment (PDF) (64 pp, 2.8MK) EA Appendix A (PDF) (12 pp, 1.8M) EA Appendix B (PDF) (16 pp, 1.7M) EA Appendix C (PDF) (21 pp, 376K) EA Appendix D (PDF) (22 pp, 352K)
Kern County - Rexland Acres Community Wastewater System	Finding of No Significant Impact (PDF) (2 pp, Scanned, 80K) NEPA Supplement/Negative Declaration (PDF) (112 pp, Scanned, 3.9M)
La Jolla Septage Treatment System Improvement Project	Proposed Finding of No Significant Impact (PDF) (3 pp, 19K) Biological Resources Technical Report (PDF) (17 pp, 41K) Environmental Assessment (PDF) (55 pp, 1.68M)
Lake Arrowhead (City of Lake Arrowhead - Grass Valley Wastewater Treatment Plant)	Finding of No Significant Impact (PDF) (2 pp, 78K) Environmental Assessment (PDF) (202 pp, 7M)
Lake Havasu City - Piping Components for the Wastewater Treatment System Expansion	Finding of No Significant Impact (PDF) (2 pp, 25K) Environmental Assessment (PDF) (96 pp, 7.6M)
Lathrop (City of Lathrop Project to Construct Water Well #10)	Finding of No Significant Impact (Signed) 7/28/2006 (PDF) (2 pp, 365 K) Response to Comments (PDF) (2 pp, 15K) Environmental Assessment March 27, 2006 (PDF) (51 pp, 811K) Figure 1 (PDF) (1 pg, 436K) Figure 2 (PDF) (1 pp, 41K) Cultural Survey March 24, 2005 (PDF) (23 pp, 1.7MB)
Manteca More Information »	Initial Study/Mitigated Negative Declaration and Environmental Assessment/Finding of No Significant Impact (PDF) (156pp, 9.4M) Arsenic Reduction Project, Finding of No Significance (PDF) (6pp, 154K) Letter from Dept. of the Interior - Concurrence with a Determination of No Effect for the Manteca Arsenic Reduction (PDF) (2pp, 44K)
Mexicali (city of), Baja California, Mexico - Rehabilitation of Sewer Lines	Draft Finding of No Significant Impact (PDF) (2 pp, 470K) Draft Environmental Assessment (PDF) (50 pp, 840K)
Moreno Valley (City of) - Edgemont Water Master Plan Update Project More Information »	Finding of No Significant Impact (PDF) (4 pp, 24K) Initial Study/Environmental Assessment (PDF) (183 pp, 7.8M)
Murrieta (City of), California More Information »	Finding of No Significant Impact (PDF) (2 pp, 17K) The Environmental Assessment, formerly located on the www.tdaenv.com web site, is no longer available
Newcastle Sanitary District Wastewater Project More Information »	Environmental Assessment/ Finding of No Significant Impact (PDF) (180 pp, 2.3M)
Pala Wastewater System Improvement Project	March 2009 Environmental Assessment 3-25-09 (PDF) (11 pp, 302K) Finding of No Significant Impact 3-24-09 (PDF) (4 pp, 27K) May 2008 Environmental Assessment (63 pp, 3.6M) Biological Assessment (28 pp, 1.4M) Finding of No Significant Impact (5 pp, 27K)
Pomerene Domestic Water Improvement District's Drinking Water Quality Improvement Project Pomerene, AZ	Draft Finding of No Significant Impact (PDF) (4 pp, 178K) Draft Finding of No Significant Impact - Maps (PDF) (2 pp, 690K) Environmental Assessment (PDF) (34 pp, 668K) Environmental Assessment - Table 1 (PDF) (8 pp, 150K)
Roseville (City of) Northeast Water Storage Reservoir Replacement Project)	Proposed Finding of No Significant Impact (PDF) (2 pp, 18K) Environmental Assessment (PDF) (98 pp, 6.2MB)
San Bernardino Municipal Water Department (SBMWD) More Information »	Environmental Assessment (PDF) (165 pp, 10.8M) Finding of No Significant Impact (PDF) (2 pp, 69 K)
San Diego Creek Watershed Natural Treatment System	Notice of the Availability of an Environmental Assessment and Finding of No Significant Impact San Diego Creek Watershed Notice of the Availability of an Environmental Assessment and Finding of No Significant Impact (PDF) (1 pg, 19K) Finding of No Significant Impact (PDF) (3 pp, 18K) FONSI letter to interested parties (PDF) (1 pg, 16K) Environmental Assessment (PDF) (92 pp, 1.6M)
San Joaquin (City of) Wastewater Treatment Facility More Information »	Environmental Assessment (PDF) (41 pp,1060 K) Draft Finding Of No Significant Impact (PDF) (2 pp, 35 K)
San Timoteo Creek	San Timoteo Creek Habitat Enhancement Project Finding of No Significant Impact (PDF) (2 pp, 20K) Environmental Assessment (PDF) (81 pp, 4M) Appendices C, D and E available upon request. Contact Mary Butterwick (butterwick.mary@epa.gov) San Timoteo Creek (San Timoteo Creek Habitat Enhancement Project) - Re-Noticed Finding of No Significant Impact - Revised Comment Period (PDF) (2 pp, 35K) Environmental Assessment (PDF) (81 pp, 4M) Appendix C (PDF) (27 pp, 2.6M) Appendix D (PDF) (232 pp, 30.9M, Large File) Appendix E (PDF) (8 pp, 3.3M)
Santa Monica More information »	Final FONSI (PDF) (10 pp, 1.5MB) Draft FONSI (PDF) (10 pp, 103K) Public Notice (PDF) (1 pg, 13K) Draft Environmental Assessment (PDF) (80 pp, 6.3M)
Searchlight (Town of Searchlight Exploratory Wells Project) More Information »	Supplemental Environmental Assessment (PDF) (4 pp, 29K) Draft Finding Of No Significant Impact (PDF) (4 pp, 27K)
Smith River Rancheria Wastewater Infrastructure Construction – Phase II	Notice of the Availability of an Environmental Assessment and Draft Finding of No Significant Impact Environmental Assessment (PDF) (45 pp, 1.4M) Finding of no Significant Impact (PDF) (3 pp, 71K)
Spanish Springs Valley Nitrate Remediation Pilot Project Phase III More Information »	Environmental Assessment (PDF) (30 pp, 1M) Finding of No Significant Impact (PDF) (2 pp, 32K)
Wastewater Collection Rehabilitation for Main Lines in Tijuana, Mexico More information »	Draft Finding of No Significant Impact (PDF) (2 pp, 26K) Draft Environmental Assessment (PDF) 02/04/2014 (22 pp, 425K)
Westminster, CA	Finding of No Significant Impact (PDF) (4 pp, 100K) Environmental Assessment (PDF) (40 pp, 3.2M)
Westminister	Finding of No Significant Impact (PDF) (2 pp, 78K) Initial Study/Environmental Assessment (PDF) (88 pp, 5.1M)
Yucaipa	Draft FONSI (PDF) (4 pp, 500K) Draft FONSI -Mitigation Measures (PDF) (9 pp, 100K) Draft Environmental Assessment (PDF) (147 pp, 9.0M)

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Categorical Exclusion

Project Name	Categorical Exclusion
City of Alhambra, CA Main Line Sewer Replacement	Categorical Exclusion (PDF) (3 pp, 131K )
Auburn Lake Trails Water Treatment Water Plant Project	Categorical Exclusion (PDF) (4 pp, 400K )
City of Barstow, CA Fine Screen System Upgrade	Categorical Exclusion (PDF) (3 pp, 513K )
City of Bellflower, CA Water Infrastructure Improvement Projects More information »	Categorical Exclusion (amended) (PDF) (5 pp, 2.8M) Categorical Exclusion (original) (PDF) (7 pp, 435K )
City of Carlsbad, CA Carlsbad infrastructure project will have no effect.	Categorical Exclusion (PDF) (3 pp, 1.0M)
City of Fernley, CA, Infrastructure Project City of Fernley will receive $291,000 to support construction of two sludge drying basins at their wastewater treatment plant.	Categorical Exclusion (PDF) (3 pp, 100K)
County of Shasta, CA Drinking Water Infrastructure Expansion/ Upgrade	Categorical Exclusion (amended) (PDF) (4 pp, 100K) Categorical Exclusion (original) (PDF) (4 pp, 100K)
Las Vegas Paiute Tribe Notice of Availability of Memorandum of Agreement and Catgorical Exclusion	Notice of Availability (PDF) (2 pp, 20K) Categorical Exclusion (PDF) (4 pp, 50K) Memorandum of Agreement (PDF) (4 pp, 150K)
Saipan, Commonwealth of the Northern Mariana Islands (CNMI) Drinking Water and Wastewater Systems	Categorical Exclusion (PDF) (9 pp, 332K)