05200920 - NORTH TURTLE RIVER NEAR PENNINGTON, MN Streamflow potentially affected by regulation1 - No Location.-- latitude 47o32'29" longtitude 94o34'02" Measure number Date Time Discharge, in ft^3;/s Base Flow2 3 1964-06-05 Not Available 24.6 Yes 4 1964-08-07 Not Available 6.16 Yes 5 1964-11-17 Not Available 9.38 Yes 6 1965-06-29 Not Available 39.9 No 7 1965-08-25 Not Available 4.23 Yes 8 1970-08-06 Not Available 4.26 Not Determined 9 1971-08-09 11:00 5.49 Yes 10 1973-08-27 Not Available 11.3 Not Determined 11 1973-09-19 Not Available 41.2 No 12 1974-07-10 12:20 40.2 No 13 1975-08-12 14:20 67.1 No 14 1976-06-03 15:00 18.4 Not Determined 15 1976-08-26 12:10 4.49 Not Determined 16 1976-09-30 10:10 1.16 Yes 17 1980-05-15 14:30 59.8 No 18 1987-06-16 9:35 46.6 No 19 1988-07-26 9:00 0.76 Yes Notes: 1 Regulation includes human influences on streamflow from causes such as hydropower, reservoirs, water supplies, or wastewater discharges. 2 Base flow is defined as a period of at least 10-14 days without precipitation that produces detectable runoff.