ORPC RivGen® device operating in Kvichak River, Igiugig, Alaska, in summertime CREDIT ORPC

ORPC RivGen® device operating in Kvichak River, Igiugig, Alaska, in summertime CREDIT ORPC
ORPC RivGen® device operating in Kvichak River, Igiugig, Alaska, in summertime CREDIT ORPC