EAGLE RIVER WATER USERS

EXHIBIT B

EAGLE RIVER WATER USERS

• Eagle Park Reservoir Company• Eagle River Water & Sanitation District• Upper Eagle Regional Water Authority • Vail Resorts, Inc. • Vail Summit Resorts, Inc.

EXHIBIT B

EXISTING WATER QUALITY SHOULD BE PROTECTED FOR THE DECREED

USES• Eagle River Basin Segments 3 and 14 classified for Water

Supply and Agriculture • Support the WQCD’s proposal to apply Molybdenum standard

for Agriculture to Segments 3 and 14• Existing water quality meets all applicable and proposed standards• Molybdenum data from 1970s during historical operations at Climax

exceeded the proposed standards (360 ug/L East Fork near Camp Hale)

• Consistent with decreed uses for Eagle Park Reservoir, the East Fork of the Eagle River, and downstream uses

EXHIBIT B

EXISTING WATER QUALITY SHOULD BE PROTECTED FOR THE DECREED

USES

• WQCD/Climax proposal for Blue River Segment 13 is inconsistent with decreed water supply sources for Eagle Park Reservoir– Existing source: Chalk Mountain Interceptor – Future sources: Searle Gulch, Kokomo Creek, Humbug Creek,

Mayflower Creek

• Molybdenum data from 1970s during historical operations at Climax exceeded the proposed standards – Kokomo Creek in early 1970s – 86,000 ug/L total molybdenum

EXHIBIT B