Clean Watersheds Needs Survey 2012 Distribution of total official needs by State (January 2012 dollars In billions) Total documented needs = $271.0 Billion Range I I 1 I I I >$25B S5-S25B $2.5-$5B $1-S2.5B ~ Did not participate Delaware The Clean Watersheds Needs Survey (CWNS) is a comprehensive assessment of needs to meet the water quality and water-related public health goals of the Clean Water Act (CWA). States and the U.S. Environmental Protection Agency (EPA) conduct the CWNS every four years under CWA Section 516 (b). Visit www.epa.gov/CWNS for more information. Conveyance' Category Percent I Secondary Wastewater Treatment Advanced Wastewater Treatment Conveyance System Repair IV New Conveyance Systems V Combined Sewer Overflow Correction Vi Stormwater Management Program X Recycled Water Distribution Category III Conveyance System Repair $50M, 24.3% Category I Secondary Wastewater Treatment $77M, CWNS 2012 Delaware documented needs by category (January 2012 dollars in millions). Category II Advanced Wastewater Treatment $52M, 25.2% Category IV New Systems $27M, 16.4% Improvements in treatment level of Delaware's publicly-owned wastewater treatment plants. Population served in millions (number of facilities) Population change from 2008-2012 Projected population change front 2012-2032 Level of treatment 2004 2008 2012 2032 Lessthan Secondary3 -(0) -(0) -(0) -(0) - - Secondary <0.1(2) <0.1(5) <0.1 (4) <0.1 (3) 42.6% 61.5% Greater than Secondary 0.7 (13) 0.7(9) 0.6 (9) 0.7 (10) -6.6% 12.8% No Discharge < 0.1 (4) <0.1(4) <0,1 (4) <0.1 (4) 79.4% 64.8% Partial Treatment -(0) -(0) -(0) -(0) - - Total 0.7 (19) 0.7 (18) 0.7 (17) 0.8 (17) ¦3.8% 17.4% ! Includes facilities granted section 301(h) waivers from secondary treatment for discharges to marine waters. As of January 1, 2012 waivers for 36 facilities in the CWNS 2012 database had been granted or were pending. Total Delaware needs for the 2004-2012 CWNS by category (January 2012 dollars in millions). 100 90 fil m IV Needs Category ~ 2004 [ZZ] 2008 ~ 2012 ------- |