Home > NRC Library > ADAMS Public Documents

Further response to FOIA request for seven categories of documents re waste & storage disposal in South Dakota.Encl documents respond to Item 1 of request.Search & review of remaining documents subj to request continuing.

Accession Number: ML20125A538

Date Released: Monday, May 18, 2020

Package Contents

The following links on this page are to Adobe Portable Document Format (PDF) files. To obtain a free viewer for displaying this format, see our Plugins, Viewers, and Other Tools.

• ML20125D123 - Further response to FOIA request for seven categories of documents re waste & storage disposal in South Dakota.Encl documents respond to Item 1 of request.Search & review of remaining documents subj to request continuing. (2 page(s), 2/14/1985)
• ML20125D760 - Informs of Change 17 to License DPR-11,authorizing installation of fossil-fueled boilers to supply steam to turbine & removal of off-gas holdup tanks from plant & storage on present site. (2 page(s), 10/2/1968)
• ML20125D706 - Informs of Change 15 to License DPR-11,permitting storage of new Core II boiler & superheater fuel elements in new fuel storage vault. (2 page(s), 8/9/1967)
• ML20125D151 - Provisional License DPR-11 for Northern States Power Co to operate Pathfinder Atomic Power Plant in Sioux Falls,SD. (86 page(s), 3/12/1964)
• ML20125D241 - Forwards Amend 1,Change 2 to License DPR-11,authorizing receipt,possession & use of 224 g Pu encapsulated as two 1-Ci & two 6-Ci Pu/Be neutron sources. (2 page(s), 7/24/1964)
• ML20125D364 - Informs of Change 3 to License DPR-11,allowing rescheduling of integrated leakage rate testing of reactor bldg. (1 page(s), 3/4/1965)
• ML20125D618 - Safety evaluation supporting Change 12 to License DPR-11, permitting reactor cooling rates in excess of 200 F/hr during power escalation program up to full power. (4 page(s), 9/27/1966)
• ML20125D310 - Hazards analysis supporting Amend 1,Change 2 to License DPR-11,authorizing receipt,possession & use of one addl 6-Ci Pu/Be neutron source for use in reactor during initial fuel loading & low pressure testing. (2 page(s), 7/24/1964)
• ML20125D404 - Forwards Amend 2,Change 4,authorizing receipt,possession & use of 32,000 Ci antimony to be used in four antimony- beryllium neutron sources.FR notice & hazards analysis encl. (2 page(s), 3/4/1965)
• ML20125D567 - Safety evaluation supporting Channel 8 to License DPR-11, allowing reactor startup w/min startup channel neutron count rate of 1/3 counts per second under certain conditions. (4 page(s), 4/29/1966)
• ML20125D541 - Amend 3,Change 6,authorizing operation at steady-state power levels up to max of 190 MWt. (1 page(s), 12/2/1965)
• ML20125D571 - Informs of Change 11 to License DPR-11,permitting reactor cooling rates in excess of 200 F/hr during initial reactor tests when reactor superheater drained. (3 page(s), 5/10/1966)
• ML20125D534 - Forwards Amend 3,Change 6,authorizing operation at steady- state power levels up to max of 190 MWt.Safety evaluation encl. (2 page(s), 12/2/1965)
• ML20125D551 - Informs of Change 7 to License DPR-11,permitting continued operation of reactor at power levels up to 1 MWt w/containment leak rate not to exceed 0.2% per day at test pressure of 78 psig. (2 page(s), 12/20/1965)
• ML20125D545 - Safety evaluation supporting Amend 3,Change 6 to License DPR-11,authorizing operation at steady-state power levels up to max of 190 MWt. (10 page(s), 9/29/1965)
• ML20125D559 - Informs of Change 10 to License DPR-11,changing min sensitivity of intermediate range channels from 10(-9) amps/ 75 kW to 5 X 10(-11) amps/200 kW,due to problems achieving required sensitivity during low power operation. (2 page(s), 4/28/1966)
• ML20125D582 - Informs of Change 9 to License DPR-11,allowing increase in ramp reactivity addition rates under certain operating conditions,changing shutdown margin verification procedures & permitting other minor mods to reactor facility. (4 page(s), 5/11/1966)
• ML20125D787 - Forwards Amend 4 to License DPR-11,amending license in entirety. (2 page(s), 5/14/1969)
• ML20125D385 - Hazard analysis supporting Change 3 to License DPR-11, authorizing rescheduling of integrated leakage rate testing of reactor bldg. (2 page(s), 3/4/1965)
• ML20125D671 - Informs of Change 13 to License DPR-11,authorizing deletion of separate requirements on max boiler power fraction & min recirculation flow for given total reactor power & incorporating min allowable burnout ratio requirement. (2 page(s), 5/26/1967)
• ML20125D736 - Informs of Change 16 to License DPR-11,authorizing removal of fuel from reactor & placement in fuel storage pool & postponement of next Class A containment leak rate test until just prior to fuel reloading. (1 page(s), 8/12/1968)
• ML20125D224 - Hazards analysis supporting Change 1 to License DPR-11, authorizing change to range of stack gas monitor from 5 decades to 4 decades. (2 page(s), 3/12/1964)
• ML20125D554 - Safety evaluation supporting Change 7 to License DPR-11, authorizing continued operation of reactor at power levels up to 1 MWt w/containment leak rate not to exceed 0.2% per day at test pressure of 78 psig. (2 page(s), 12/20/1965)
• ML20125D526 - Safety evaluation supporting Change 5 to License DPR-11, authorizing increase of max reactivity addition rate during R&D testing program. (2 page(s), 5/27/1965)
• ML20125D418 - Informs of Change 5 to License DPR-11,increasing max reactivity addition rate during R&D testing program. (1 page(s), 5/27/1965)
• ML20125D718 - Safety evaluation supporting Change 15 to License DPR-11, permitting storage of new Core II boiler & superheater fuel elements in new fuel storage vault. (3 page(s), 8/9/1967)
• ML20125D800 - Amend 4 to License DPR-11,amending license in entirety. (5 page(s), 5/14/1969)
• ML20125D333 - Amend 2,Change 4 to License DPR-11,authorizing receipt, possession & use of 32,000 Ci Sb-124 as antimony-beryllium neutron sources. (1 page(s), 3/4/1965)
• ML20125D352 - Hazards analysis supporting Amend 2,Change 4 to License DPR-11,authorizing receipt,possession & use of 32,000 Ci Sb-124 as antimony-beryllium neutron sources. (2 page(s), 3/4/1965)
• ML20125D587 - Safety evaluation supporting Change 9 to License DPR-11, allowing increase in ramp reactivity addition rates under certain operating conditions & changing shutdown margin verification procedures. (6 page(s), 5/11/1966)
• ML20125D561 - Safety evaluation supporting Change 10 to License DPR-11, changing min sensitivity of intermediate range channels from 10(-9) amps/75 kW to 5 X 10(-11) amps/200 kW. (2 page(s), 4/28/1966)
• ML20125D771 - Informs of Change 17 to License DPR-11,cutting & rerouting main steam line & feedwater line,isolating feedwater heater, replacing another feedwater heater w/deaerating heater & installing new feedwater line. (2 page(s), 12/17/1968)
• ML20125D324 - Notice of issuance of Amend 1,Change 2 to License DPR-11. Amend increases from 128 g to 224 g quantity of Pu encapsulated as two 1-Ci & two 6-Ci Pu/Be neutron sources. (2 page(s), 7/24/1964)
• ML20125D175 - Notice of issuance of provisional License DPR-11 to Northern States Power Co to operate Pathfinder Atomic Power Plant in Sioux Falls,SD. (3 page(s), 3/12/1964)
• ML20125D208 - Informs of Change 1 to License DPR-11,changing range of stack gas monitor from 5 to 4 decades & footnoting third sentence of Section 4.2.1.2,Page 4-4,to indicate that value may be exceeded during pump startup w/reactor at 1 MWt. (3 page(s), 3/12/1964)
• ML20125D271 - Amend 1,Change 2 to License DPR-11,authorizing receipt, possession & use of 224 g of Pu encapsulated as two 1-Ci & two 6-Ci Pu/Be neutron sources. (2 page(s), 7/24/1964)
• ML20125D595 - Informs of Change 12 to License DPR-11,permitting reactor cooling rates in excess of 200 F/hr during power escalation program up to full power & use of reactor noise analysis technique in lieu of rod oscillator technique. (2 page(s), 9/27/1966)
• ML20125D691 - Safety evaluation supporting Change 13 to License DPR-11, authorizing deletion of separate requirements on max boiler power fraction & min recirculation flow for given total reactor power. (3 page(s), 5/26/1967)
• ML20125D563 - Informs of Change 8 to License DPR-11,allowing reactor startup w/min startup channel neutron count rate of 1/3 counts per second under certain conditions. (3 page(s), 4/29/1966)