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 1 I 1 I 1 1 1 I 1 >$25B $5-$25B $2.5-$5B $1-$2.5B <$1B Did not participate Rhode Island 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). Rhode Island did not participate in the 2008 survey. Visit www.epa.gov/CWNS for more information. $179M: Sewer' 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 I Secondary Wastewater Treatment Category VI S154M, 8.0% Stormwater Management Program $58M, 3.0% Category V Combined Overflow Correction $817M, 42.5% Category IV Conveyance Systems $605M, 31.5% Category III— System Repair $109M, 5.7% Category II Advanced Wastewater Treatment 3.3% CWNS 2012 Rhode Island documented needs by category (January 2012 dollars in millions). Improvements in treatment level of Rhode Island's publicly-owned wastewater treatment plants. Population served in millions (number of facilities) Projected Level of treatment 2004" 2008" 2oi2i> 2032 from 2008-2012 from 2012-2032 Less than Secondary3 -(0) nr -(0) -(0) - - Secondary 0.7 (18) nr 0.6(15) 0.2 (10) - -68.7% Greater than Secondary <0.1 (2) nr 0.1 (5) 0.7 (11) - 384.4% No Discharge -(0) nr -(0) -(0) - - Partial Treatment -(0) nr -(0) -d) - - Total 0.7 (20) nr 0.8 (20) 0.9 (22) 12.4% a 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. b This table contains best available information from States and Territories that did not have the resources to complete the updating of the data or did not participate in the CWNS 2004 or 2008. In these circumstances, information for this table was taken from previous surveys. Total Rhode Island needs for the 2004-2012 CWNS by category (January 2012 dollars in millions). O a 900 850 800 750 700 650 600 550 500 450 400 350 300 250 200 150 100 50 m | |?004 ~ 2012 IV Needs Category ------- |