Carlsbad Irrigation Project
Carlsbad Irrigation Project. Irrigation canal below head gates. Cottonwood planted on bank of canal under former management. The west bank to be protected by tree planting. (Altitude: 3200 feet; Exposure: 2.5 sec.; Stop: 128; Light: light haze; Hour: 11 AM; Direction: Northeast; COL. number:32 Ir11.). Original photo number 62180.