Water Authoritys ASR Policy Perspective RICK SHEAN, WATER QUALITY - - PowerPoint PPT Presentation

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Jan 12, 2024 128 likes •271 views

Water Authoritys ASR Policy Perspective RICK SHEAN, WATER QUALITY HYDROLOGIST AUG. 16, 2017 Water Authoritys ASR Policy History 2007 Policy C Rec. 1997 Implement an ASR Policy B Establish Programbegin a Ground-Water

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Water Authority’s ASR Policy Perspective

RICK SHEAN, WATER QUALITY HYDROLOGIST

AUG. 16, 2017

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Water Authority’s ASR Policy History

1997 Policy B – Establish a Ground-Water Drought Reserve 2007 Policy C Rec. – Implement an ASR Program…begin necessary pilot studies...

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Water 2120 Policy I - Protect and Enhance Storage of Native, San Juan- Chama and Other Water Resources “The Authority should consider the aquifer as a reservoir to be used conjunctively with above ground storage to

ptimize the use of current and future water supplies.”

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Potential ASR Payoff

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Tomorrow Large-Scale Recharge ASR and Vadose Zone Wells Today Bear Canyon Recharge

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Current ABCWUA Recharge Projects

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USR-2: ABCWUA Bear Canyon Recharge
Bank filtered, chlorinated river water
Infiltration through an unlined arroyo
Permitted for 3,000 acre-feet/year; actual

discharge ~550 acre-feet per recharge season

Operating in alternate years (e.g., Fall 2014-Spring

2015, Fall 2016-Spring 2017)

Full-scale operations

Bear Canyon Recharge

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USR-4: ABCWUA DWTP Large-Scale Recharge

Demonstration

Treated (potable) surface water
ASR and vadose zone wells
Demonstration permit obtained
Drilling is underway!

DWTP Large-Scale Recharge Demonstration

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