SANTA ANA WATERSHED PROJECT AUTHORITY (SAWPA)

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W&MYTFgQUMD A-2021-185 W PROPOSITION 1 ROUND 1 INTEGRATED REGIONAL WATER MANAGEMENT IMPLEMENTATION GRANT fAq- rC'CG$�iIto IMAY faUYY) GRANT FUNDING CONTRACT BETWEEN THE N 0 N `7 e— U 0 SANTAANA WATERSHED PROJECT AUTHORITY AND CITY OF SANTA ANA This Proposition 1 Round 1 Integrated Regional Water Management ("IRWM") Implementation Grant Funding Contract ("Contract") is made between Santa Ana Watershed Project Authority ("SAWPA"), and City of Santa Ana, (the "Sub -Grantee"). SAWPA and the Sub -Grantee may be individually referred to as "Party", and collectively referred to as the "Parties". WHEREAS, Section 79740 et seq. of the Water Code authorized approximately $510 million to assist water infrastructure systems adapt to climate change, provide incentives for water agencies to collaborate in managing the region's water resources and setting regional priorities for water infrastructure, improve regional water self-reliance, and reduce reliance on the Sacramento -San Joaquin Delta; WHEREAS, on April 30, 2021, the California Department of Water Resources ("DWR") and SAWPA entered into a Proposition 1 Round 1 Integrated Regional Water Management Implementation Grant Agreement No. 4600013842 ("Grant Agreement"), attached hereto as Attachment A, providing that SAWPA would serve as the program manager for the $23,091,428 in IRWM grant funds to be disbursed to Sub -Grantees, consistent with IRWM and California Environmental Quality Act ("CEQA") requirements, and ensuring that the maximum benefit of such funds are realized in the Santa Ana River Watershed; and WHEREAS, consistent with the Grant Agreement, SAWPA intends to disburse to the Sub - Grantee a portion of the $23,091,428 in IRWM grant funds for its project component by way of this Grant Funding Contract with the Sub -Grantee. THEREFORE, based on the foregoing incorporated recitals and in consideration of the mutual covenants and conditions set forth in this Contract, the Parties hereby agree to the following: SECTION 1. PROJECT DESCRIPTION The Sub -Grantee's Project is the component described in the IRWM Grant Agreement as Raitt & Myrtle Park Project. This project features the construction of an approximately 1,600- square-foot bioretention basin with no underdrain and a large subsurface infiltration gallery (Stormchamber) in a new 1.18-acre park. Combined, the Best Management Practices (BMPs) are designed to capture and infiltrate approximately 5.3 acre-feet per year of stormwater from the approximately 9.87-acre drainage area. Per the North Orange County Municipal Separate Storm Sewer System (MS4) National Pollutant Discharge Elimination System (NPDES) Permit (Order No. R8-2009-0030 as amended by Order No. R8-2010-0062), it is a new development/significant redevelopment requirement to treat stormwater runoff from the 85th percentile, 24-hour storm generated on the park parcel. In this part of Santa Ana, the 85th