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<br /> <br />San Juan-Chama <br />Water Accounting <br />Albuquerque Area Office <br />April 1997 <br /> <br />The natural inflow into Heron Reservoir during the month of April was computed <br />to be 3555 acre-feet (AF) as shown in Table 3. There were 415 AF net San Juan- <br />Chama (SJ-C) losses, as shown in Table 2. There were 13890 AF of diversions <br />through Azotea Tunnel thi s month. <br /> <br />There was a total of 3483 AF of Natural (RG) released from Heron, of which 124 <br />AF was seepage. There were 34754 AF of SJ-C water released from Heron, of which <br />14165 AF was sent to the City of Albuquerque (the City) in Abiquiu which was made <br />up of 400 AF from 8erna1i11o, 6500 AF from Jicari1la, 4990 AF of uncontracted <br />water, 1200 AF from DOE, 1000 AF from Espanola, 15 AF from Twining, and 60 AF <br />from Red River. A total of 14201 AF was sent to the Middle Rio Grande <br />Conservancy District (MRGCD) in El Vado, 5605 AF was sent to the City of Santa <br />Fe in E1 Vado, 400 AF was sent to Taos in E1 Vado, and 383 AF was sent to Los <br />Lunas in E1 Vado. <br /> <br />There was 1.89 inches of precipitation at Heron Reservoir, which is 171% of the <br />April (running) average of 1.10 inches. The monthly computations for Heron <br />Reservoir are summarized in Tables 1-3. <br /> <br />From Abiquiu, a total of 256 AF was released from the City's pool to the Jemez <br />Sed i ment pool. <br /> <br />Total inflow into Nambe Falls Reservoir was computed to be 725 AF. Evaporation <br />loss on the reservoi r was 26 AF. Tab1 e 4 summari zes San Juan-Chama water at <br />Otowi. <br /> <br />Estimated sediment deposition in the San Juan-Chama pools at Abiquiu and Jemez <br />Canyon Reservoirs, and Cochiti Lake are presented in Tables 5A-5C. Storage and <br />evaporation of Rio Grande water in E1 Vado and Abiquiu Reservoirs are shown in <br />Table 6. <br /> <br />All data are provisional and subject to revision as final data are collected and <br />analyzed. <br />