LAKE PARÓN AN EXAMPLE OF: SUCCESSFUL RISK REDUCTION WORK, SUCCESSFUL WATER RESOURCES DEVELOPMENT AND AN UNFORTUNATE AND LONG CONFLICT OVER WATER USE
GLACIERS IN PERÚ
GLACIER AREA 71 % OF TROPICAL GLACIERS
1970 -2,041 km2 2010 ≈ 1,400 km2
Lake Parón location PERÚ
CORDILLERA BLANCA
UPSTREAM BASIN WHERE LAKE PARON IS LOCATED Paria
Pirรกmide
Chacraraju
Artesonraju
Nevados de Caraz
ARTESONCOCHA
Pisco
PARร N LAKE
Aguja Nevada
Huandoy
Par贸n lake the largest in the Cordillera Blanca Huandoy peaks
Chacraraju Pir谩mide Pisco
Hatunraju moraine
LAKE ARTESONCOCHA OUTBURSTS - JULY AND OCTOBER
1951
L. ARTESONCOCHA
L. PARÓN
ACTIVITIES IN LAKE PARON AFTER 1951 GLOFS
GLACIERS AROUND LAKE PARON IN 1967
PARON TUNNEL AXIS
PARON SECURITY WORKS STAGES 1ST. STAGE
BEGINING OF THE TUNNEL BORING
2ST. STAGE
END OF TUNNEL DRILLING AND CONECTION WITH THE LAKE
3ST. STAGE WATER CONTROL SYSTEM INSTALLATION
SYPHONING ATEMPT
TUNNEL AXIS
CONECTION TUNNEL ENTRANCE PERFORACIÓN DEL TÚNEL
4200 msnm
CONSTRUCTIVE PROCESS FOR DRAINAGE 54 m
DRILLING CHAMBER Túnel
h= 2.80m
4146 msnm
Chorro de uno de los agujeros
DESAGUE
Fotos de Parón después del desagüe
Proceso constructivo
Caverna de perforaciones TĂşnel
h= 2.80m 4146 msnm
4200 msnm
Proceso de perforaci贸n
Proceso de perforación – inicio con perforación piloto
Proceso de perforación
Cuatro válvulas para el desagüe
REGULATION SYSTEM
TOP VIEW RESERVOIRE REGULACION SYSTEM
PLANTA INTAKE
DRAINAGE TUNNEL,
CONEXION TÚNEL-LAGUNA
SECTIONAL VIEW PERFIL
ALREADY CANCELLED
CAPTACIÓN Y EMBOCADURA SECTION A-A
ACCESS SHAFT
INTAKE
REGULATION SYSTEM IN PARÓN LAKE
OPERATION FLOW AMOUNTS
SHEAR GATE RADIAL GATE
8-10 m3/s 8-10 m3/s 4 m3/s 4 m3/s
Protests and demostrations
THE STORY IS NOT OVER
MUCHAS GRACIAS
THANK YOU