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2020 Impact Studies
The following Planning or System Impact Studies have been completed and are available. Studies listed on this page were initiated in 2020 but may not have been completed during the year.

Interface Study Period Impact Study Number Request Number Performed Date Posted Report
OPPD-NPPD.OPPD.LD January 04, 2021 to December 03, 2021 SPP-2020-092 92738904 12/17/2020 12/17/2020 Download
SPS.SAGAMOREWD-SPS January 01, 2021 to April 30, 2021 SPP-2020-091 92681059 12/4/2020 12/8/2020 Download
ERCOTE-CSWS.HCPP February 14, 2020 to February 15, 2020 SPP-2020-002 90819050 2/12/2020 2/12/2020 Download
CSWS.HCPP - ERCOTE March 25, 2020 to March 27, 2020 SPP-2020-004 91043669 3/18/2020 3/18/2020 Download
CSWS.HCPP-ERCOTE March 25, 2020 to March 27, 2020 SPP-2020-005 91045128 3/19/2020 3/19/2020 Download
CSWS.HCPP-ERCOTE March 25, 2020 to March 27, 2020 SPP-2020-006 91045129 3/19/2020 3/19/2020 Download
CSWS.HCPP-ERCOTE March 23, 2020 to March 28, 2020 SPP-2020-008 91049596 3/20/2020 4/1/2020 Download
CSWS.EASTMAN-ERCOTE March 23, 2020 to March 28, 2020 SPP-2020-009 91049599 3/20/2020 4/2/2020 Download
CSWS.HCPP-ERCOTE March 24, 2020 to March 27, 2020 SPP-2020-011 91056752 3/23/2020 4/2/2020 Download
CSWS.HCPP-ERCOTE March 24, 2020 to March 28, 2020 SPP-2020-010 91055945 3/23/2020 4/8/2020 Download
CSWS.HCPP-ERCOTE March 24, 2020 to March 26, 2020 SPP-2020-012 91059821 3/23/2020 4/8/2020 Download
ERCOTE-CSWS.HCPP March 25, 2020 to March 28, 2020 SPP-2020-013 91074306 3/24/2020 4/3/2020 Download
CSWS.EASTMAN-ERCOTE March 26, 2020 to March 28, 2020 SPP-2020-014 91076197 3/24/2020 4/3/2020 Download
CSWS.HCPP-ERCOTE March 31, 2020 to April 01, 2020 SPP-2020-015 91113039 3/30/2020 4/6/2020 Download
CSWS.GATEWAY-ERCOTE March 31, 2020 to April 01, 2020 SPP-2020-016 91113040 3/30/2020 4/6/2020 Download
CSWS.HCPP-ERCOTE March 31, 2020 to April 01, 2020 SPP-2020-017 91113041 3/30/2020 4/6/2020 Download
CSWS.EASTMAN-ERCOTE April 27, 2020 to May 04, 2020 SPP-2020-021 91230175 4/20/2020 5/13/2020 Download
CSWS.EASTMAN-ERCOTE May 04, 2020 to May 11, 2020 SPP-2020-023 91243448 4/20/2020 5/13/2020 Download
CSWS.HCPP-ERCOTE May 04, 2020 to May 09, 2020 SPP-2020-025 91245019 4/22/2020 5/13/2020 Download
ERCOTE-CSWS.HCPP April 24, 2020 to May 01, 2020 SPP-2020-026 91259064 4/22/2020 5/13/2020 Download
OPPD.NC2-EWA June 01, 2020 to November 01, 2020 SPP-2020-027 91247862 4/28/2020 5/13/2020 Download
CSWS.HCPP-ERCOTE May 02, 2020 to May 04, 2020 SPP-2020-029 91300068 4/30/2020 5/19/2020 Download
CSWS.EASTMAN-ERCOTE May 02, 2020 to May 04, 2020 SPP-2020-030 91300069 4/30/2020 5/28/2020 Download
OPPD-AMRN April 10, 2020 to April 13, 2020 SPP-2020-019 91169665 4/7/2020 4/8/2020 Download
OPPD-AMRN April 10, 2020 to April 13, 2020 SPP-2020-020 91172369 4/8/2020 4/8/2020 Download
CSWS.HCPP-ERCOTE May 02, 2020 to May 04, 2020 SPP-2020-031 91300389 5/1/2020 5/28/2020 Download
CSWS.EASTMAN-ERCOTE June 01, 2020 to July 01, 2020 SPP-2020-034 91304554 5/11/2020 5/28/2020 Download
CSWS.EASTMAN-ERCOTE June 01, 2020 to July 01, 2020 SPP-2020-036 91304628 5/11/2020 6/9/2020 Download
WFEC-ERCOTN June 01, 2020 to October 01, 2020 SPP-2020-039 91306208 5/15/2020 6/9/2020 Download
CSWS.EASTMAN-ERCOTE June 15, 2020 to July 01, 2020 SPP-2020-040 91364736 5/15/2020 6/9/2020 Download
ERCOTE-CSWS.HCPP May 19, 2020 to May 25, 2020 SPP-2020-043 91420944 5/18/2020 6/9/2020 Download
CSWS.EASTMAN-ERCOTE May 19, 2020 to May 20, 2020 SPP-2020-046 91420945 5/18/2020 6/9/2020 Download
CSWS.EASTMAN-ERCOTE June 15, 2020 to July 01, 2020 SPP-2020-045 91364741 5/19/2020 6/9/2020 Download
CSWS.EASTMAN-ERCOTE June 15, 2020 to July 01, 2020 SPP-2020-050 91364743 5/20/2020 6/9/2020 Download
CSWS.EASTMAN-ERCOTE June 22, 2020 to July 01, 2020 SPP-2020-052 91446673 5/22/2020 7/1/2020 Download
CSWS.EASTMAN-ERCOTE June 22, 2020 to July 01, 2020 SPP-2020-053 91446674 5/26/2020 7/1/2020 Download
CSWS.EASTMAN-ERCOTE June 15, 2020 to June 22, 2020 SPP-2020-054 91446677 5/26/2020 7/1/2020 Download
OPPD.NC2-EWA May 29, 2020 to June 01, 2020 SPP-2020-055 91478419 5/26/2020 7/1/2020 Download
CSWS.EASTMAN-ERCOTE June 15, 2020 to June 22, 2020 SPP-2020-056 91446679 5/27/2020 7/1/2020 Download
CSWS.EASTMAN-ERCOTE June 22, 2020 to July 01, 2020 SPP-2020-057 91446675 5/27/2020 7/1/2020 Download
CSWS.EASTMAN-ERCOTE June 15, 2020 to June 22, 2020 SPP-2020-058 91446680 5/28/2020 7/1/2020 Download
OPPD.NC2-EWA May 08, 2020 to May 15, 2020 SPP-2020-028 91291072 5/6/2020 5/19/2020 Download
OPPD.NC2-EWA May 22, 2020 to May 29, 2020 SPP-2020-032 91291074 5/8/2020 5/28/2020 Download
OPPD.NC2-EWA May 15, 2020 to May 22, 2020 SPP-2020-033 91291075 5/8/2020 5/28/2020 Download
CSWS.EASTMAN-ERCOTE June 08, 2020 to June 12, 2020 SPP-2020-060 91455606 6/1/2020 7/1/2020 Download
MEC.LGS-WAUE_HMMU October 01, 2020 to December 01, 2020 SPP-2020-068 91544604 6/18/2020 7/2/2020 Download
ALTW-WAUE.ALTW.EVLY October 01, 2020 to January 01, 2021 SPP-2020-069 91551702 6/18/2020 7/2/2020 Download
CSWS.EASTMAN-ERCOTE June 08, 2020 to June 15, 2020 SPP-2020-062 91455608 6/2/2020 7/2/2020 Download
CSWS.EASTMAN-ERCOTE June 15, 2020 to June 22, 2020 SPP-2020-061 91503240 6/3/2020 7/2/2020 Download
CSWS.EASTMAN-ERCOTE June 08, 2020 to June 15, 2020 SPP-2020-063 91455609 6/4/2020 7/2/2020 Download
CSWS.EASTMAN-ERCOTE June 08, 2020 to June 15, 2020 SPP-2020-064 91455610 6/4/2020 7/2/2020 Download
CSWS.EASTMAN-ERCOTE June 08, 2020 to June 15, 2020 SPP-2020-065 91455615 6/5/2020 7/2/2020 Download
CSWS.EASTMAN-ERCOTE June 15, 2020 to June 22, 2020 SPP-2020-066 91503246 6/8/2020 7/2/2020 Download
CSWS.EASTMAN-ERCOTE June 22, 2020 to July 01, 2020 SPP-2020-067 91503994 6/8/2020 7/2/2020 Download
BEPC.BRADY1-WAUW.NWMT August 01, 2020 to September 01, 2020 SPP-2020-071 91812459 7/15/2020 7/30/2020 Download
WAUE-WAUW.NWMT July 27, 2020 to July 28, 2020 SPP-2020-072 91876525 7/24/2020 7/30/2020 Download
BEPC.BRADY1-WAUW.NWMT November 01, 2020 to January 01, 2021 SPP-2020-075 92017952 8/19/2020 8/24/2020 Download
CSWS.HCPP-ERCOTE September 01, 2020 to October 01, 2020 SPP-2020-074 92017913 8/24/2020 8/24/2020 Download
CSWS.HCPP-ERCOTE September 01, 2020 to October 01, 2020 SPP-2020-086 92017914 8/28/2020 9/21/2020 Download
MDU.GLENDC2-WAUE.MDU.NTWK October 01, 2020 to December 01, 2020 SPP-2020-076 91998000 8/28/2020 9/2/2020 Download
MDU.DIAMONDW-WAUE.MDU.NTWK October 01, 2020 to December 01, 2020 SPP-2020-077 92039681 8/28/2020 9/2/2020 Download
MDU.COYOTE1-WAUE.MDU.NTWK October 01, 2020 to December 01, 2020 SPP-2020-078 92039685 8/31/2020 9/3/2020 Download
CSWS.GATEWAY - EES August 09, 2020 to August 10, 2020 SPP-2020-073 91972140 8/7/2020 8/7/2020 Download
MDU.GLENDC1-WAUE.MDU.NTWK October 01, 2020 to December 01, 2020 SPP-2020-079 92039694 9/1/2020 9/3/2020 Download
MDU.LEWIS2-WAUE.MDU.NTWK October 01, 2020 to December 01, 2020 SPP-2020-083 92039744 9/10/2020 9/21/2020 Download
MDU.LEWIS1-WAUE.MDU.NTWK October 01, 2020 to December 01, 2020 SPP-2020-084 92039749 9/18/2020 9/21/2020 Download
MDU.CDRHILLS-WAUE.MDU.NTWK October 01, 2020 to December 01, 2020 SPP-2020-080 92039730 9/3/2020 9/3/2020 Download
MDU.TRSPIRIT-WAUE.MDU.NTWK October 01, 2020 to December 01, 2020 SPP-2020-081 92039734 9/4/2020 9/8/2020 Download
CSWS.HCPP-ERCOTE September 14, 2020 to September 25, 2020 SPP-2020-090 92093959 9/8/2020 9/21/2020 Download
MDU.MCTURB-WAUE.MDU.NTWK October 01, 2020 to December 01, 2020 SPP-2020-082 92039740 9/9/2020 9/21/2020 Download

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