Adams County, Washington — Interconnection Projects

The interXdata warehouse tracks 68 interconnection projects in Adams, Washington, representing 7,473 MW of requested capacity.

68Total projects

13Active

6Operational

47Withdrawn

7,473 MWRequested capacity

Technology mix

Technology	Projects	Requested capacity
Solar	35	2,774 MW
Solar+Battery	11	2,234 MW
Wind	14	1,963 MW
Battery	2	450 MW
Other	3	50 MW
Hydro	3	1 MW

Projects

Project	Queue ID	Technology	Capacity	Status	Location
CA8A - S. Othello	CS24-01	Solar	999.0 MW	active	Adams, Washington
WA Queue Project TCS-15 — Solar+Battery in Adams, Washington	TCS-15	Solar+Battery	375.0 MW	withdrawn	Adams, Washington
WA Queue Project AFS2 — Solar+Battery in Adams, Washington	AFS2	Solar+Battery	375.0 MW	active	Adams, Washington
CA7 - Big Bend	CS25-09	Solar+Battery	375.0 MW	active	Adams, Washington
WA Queue Project G0680 — Battery in Adams, Washington	G0680	Battery	300.0 MW	withdrawn	Adams, Washington
CA7 - Big Bend	CS23-05	Solar+Battery	300.0 MW	withdrawn	Adams, Washington
West Queue Project 33 — Wind in Adams, Washington	33	Wind	250.0 MW	withdrawn	Adams, Washington
WA Queue Project G0833 — Solar in Adams, Washington	G0833	Solar	204.0 MW	withdrawn	Adams, Washington
WA Queue Project G0679 — Solar in Adams, Washington	G0679	Solar	200.0 MW	withdrawn	Adams, Washington
WA Queue Project G0704 — Wind in Adams, Washington	G0704	Wind	200.0 MW	withdrawn	Adams, Washington
WA Queue Project TCS-05 — Solar in Adams, Washington	TCS-05	Solar	200.0 MW	withdrawn	Adams, Washington
CA7 - Big Bend	CS23-08	Solar	199.0 MW	withdrawn	Adams, Washington
CA7 - Big Bend	CS25-14	Solar+Battery	199.0 MW	withdrawn	Adams, Washington
CA7 - Big Bend	CS23-04	Solar+Battery	180.0 MW	withdrawn	Adams, Washington
CA7 - Big Bend	CS25-16	Wind	150.0 MW	withdrawn	Adams, Washington
West Queue Project 43 — Wind in Adams, Washington	43	Wind	150.0 MW	withdrawn	Adams, Washington
CA7 - Big Bend	CS25-13	Solar+Battery	150.0 MW	withdrawn	Adams, Washington
CA7 - Big Bend	CS24-03	Battery	150.0 MW	withdrawn	Adams, Washington
Rattlesnake Flat	62936_RAT	Wind	144.0 MW	operational	Adams, Washington
West Queue Project 49 — Wind in Adams, Washington	49	Wind	144.0 MW	operational	Adams, Washington
Saddle Mountain East Wind Farm	62263_GEN1	Wind	126.0 MW	active	Adams, Washington
West Queue Project Q46 — Wind in Adams, Washington	Q46	Wind	126.0 MW	withdrawn	Adams, Washington
West Queue Project 46 — Wind in Adams, Washington	46	Wind	126.0 MW	withdrawn	Adams, Washington
CA7 - Big Bend	CS25-02	Wind	126.0 MW	withdrawn	Adams, Washington
West Queue Project 62 — Wind in Adams, Washington	62	Wind	123.2 MW	withdrawn	Adams, Washington
WA Queue Project TCS-02 — Wind in Adams, Washington	TCS-02	Wind	123.2 MW	withdrawn	Adams, Washington
WA Queue Project G0745 — Solar in Adams, Washington	G0745	Solar	100.0 MW	active	Adams, Washington
West Queue Project 48 — Wind in Adams, Washington	48	Wind	100.0 MW	withdrawn	Adams, Washington
WA Queue Project TCS-04 — Solar in Adams, Washington	TCS-04	Solar	100.0 MW	withdrawn	Adams, Washington
West Queue Project 73 — Solar in Adams, Washington	73	Solar	100.0 MW	active	Adams, Washington
West Queue Project 52 — Solar in Adams, Washington	52	Solar	100.0 MW	withdrawn	Adams, Washington
West Queue Project 81 — Solar in Adams, Washington	81	Solar	94.0 MW	active	Adams, Washington
WA Queue Project TCS-06 — Solar in Adams, Washington	TCS-06	Solar	84.0 MW	withdrawn	Adams, Washington
West Queue Project 64 — Solar+Battery in Adams, Washington	64	Solar+Battery	80.0 MW	withdrawn	Adams, Washington
T7a - Big Bend	TCS-03	Solar+Battery	80.0 MW	suspended	Adams, Washington
West Queue Project 72 — Solar in Adams, Washington	72	Solar	80.0 MW	withdrawn	Adams, Washington
West Queue Project 67 — Solar in Adams, Washington	67	Solar	80.0 MW	active	Adams, Washington
West Queue Project 8 — Wind in Adams, Washington	8	Wind	75.0 MW	withdrawn	Adams, Washington
West Queue Project 59 — Solar+Battery in Adams, Washington	59	Solar+Battery	60.0 MW	active	Adams, Washington
WA Queue Project Q59 — Solar+Battery in Adams, Washington	Q59	Solar+Battery	60.0 MW	suspended	Adams, Washington
West Queue Project 54 — Solar in Adams, Washington	54	Solar	40.0 MW	withdrawn	Adams, Washington
Herman Substation	L0442	Other	38.7 MW	withdrawn	Adams, Washington
West Queue Project 57 — Solar in Adams, Washington	57	Solar	20.0 MW	withdrawn	Adams, Washington
WA Queue Project G0692 — Solar in Adams, Washington	G0692	Solar	20.0 MW	withdrawn	Adams, Washington
West Queue Project 56 — Solar in Adams, Washington	56	Solar	20.0 MW	withdrawn	Adams, Washington
West Queue Project 58 — Solar in Adams, Washington	58	Solar	20.0 MW	withdrawn	Adams, Washington
West Queue Project 53 — Solar in Adams, Washington	53	Solar	19.2 MW	operational	Adams, Washington
Adams Nielson Solar	61933_ADAMS	Solar	19.2 MW	operational	Adams, Washington
West Queue Project 24 — Solar in Adams, Washington	24	Solar	10.0 MW	withdrawn	Adams, Washington
CA8C - Othello	CS24-09	Solar	9.5 MW	withdrawn	Adams, Washington
Russell D Smith	56694_1	Other	6.1 MW	operational	Adams, Washington
East Low 47.5 Pump Project	L0492	Other	5.2 MW	active	Adams, Washington
WA Queue Project TCS-07 — Solar in Adams, Washington	TCS-07	Solar	5.0 MW	withdrawn	Adams, Washington
West Queue Project 90 — Solar in Adams, Washington	90	Solar	5.0 MW	withdrawn	Adams, Washington
West Queue Project 88 — Solar in Adams, Washington	88	Solar	5.0 MW	withdrawn	Adams, Washington
West Queue Project 92 — Solar in Adams, Washington	92	Solar	5.0 MW	withdrawn	Adams, Washington
West Queue Project 65 — Solar in Adams, Washington	65	Solar	5.0 MW	withdrawn	Adams, Washington
West Queue Project 89 — Solar in Adams, Washington	89	Solar	5.0 MW	withdrawn	Adams, Washington
West Queue Project 85 — Solar in Adams, Washington	85	Solar	5.0 MW	active	Adams, Washington
West Queue Project 91 — Solar in Adams, Washington	91	Solar	5.0 MW	withdrawn	Adams, Washington

Top developers

Developer (canonical)	Projects	Capacity
CA7 - Big Bend	9	1,829 MW
CA8C - Othello	1	10 MW
T7a - Big Bend	1	80 MW
CA8A - S. Othello	1	999 MW
Big Bend Electric Cooperative, Inc.	1	39 MW
USBR Columbia Basin	1	5 MW
CA8B - Othello	1	2 MW

Explore related data

Source last checked2026-07-31

Data last materially changed2026-08-27

Page data generated2026-08-27

Provenance: avista-oasis; bpa-oasis; U.S. EIA — Form EIA-860M generator inventory (operating + planned); idahopower-oasis; Lawrence Berkeley National Laboratory — Queued Up interconnection dataset. Values are normalized from public source records into the interXdata canonical warehouse; see each source for original filings.

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