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CHSC112208 Lowell Ahart; John Dittes, Josephine Guardino 18696 2013-04-26
United States, California, Colusa, Inner North Coast Range. Near a small drainage, north of the wash and State Highway 20, just east of Lake County Line, 12.2 mile (air) east-northeast of Clear Lake (town), 17.1 miles (air) west of Williams. T14N R05W S34 SW1/4, 39.011389 -122.408611, 567m
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CHSC113277 Lowell Ahart 19331 2014-04-09
United States, California, Butte, West edge of Pennington Road, at the intersection of Pennington Road and Colusa Highway, about 6 miles west of Gridley. T17N R01E S01 NE1/4, 39.362222 -121.798889, 23m
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CHSC113276 Lowell Ahart 19404 2014-04-25
United States, California, Butte, Sides of a cleaned ditch, on the west side of Richvale South Highway, south of the intersection of Richvale South Road and Richvale South Highway, Richvale. T19N R02E S21 NE1/4, 39.492778 -121.745, 30m
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CHSC115368 Lowell Ahart 20060 2015-04-24
United States, California, Butte, On the sides (road edges) of a large duck field, 50 yards southeast of Parking Lot 1, about 1 1/4 miles north of Rutherford Road, Gray Lodge Wildlife Area, about 6 1/2 miles (air) southwest of Gridley. T17N R01E S11 SW1/4, 39.338611 -121.824722, 20m
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CHSC116989 Lowell Ahart 20935 2016-06-04
United States, California, Butte, On the west side of Ponderosa Way, about 1 mile (air) northwest of Sunset Hill, about 2 1/8 mile (air) northwest of Forbestown. T19N R06E S05 SE1/4, 39.526944 -121.316667, 732m
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CHSC117218 Lowell Ahart; John Dittes 21002 2016-06-07
United States, California, Lassen, Near Stonebreaker Road, 0.7 miles south of County Road A-2, 5.3 miles (air) east of Bieber, 7.3 miles (air) southwest of Adin, hills at the southern slope of Big Valley. T38N R08E S22 SW1/4, 41.114722 -121.042222, 1289m
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CHSC116605 Lowell Ahart; Josephine Guardino 20792 2016-04-19
United States, California, Contra Costa, Undesignated section of Canada de Los Vaqueros Land Grant. Along south side of road exit at Los Vaqueros Marina, 2.3 miles (air) southwest of Los Vaqueros Reservoir Dam, approximately 25 miles (air) southwest of Stockton. T01S, R02E, undesignated section of Canada de Los Vaqueros Land Grant, Byron Hot Springs USGS 7.5' Quadrangle., 37.8075 -121.746944, 160m
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CHSC122360 Lowell Ahart 21954 2019-05-10
United States, California, Butte, About 5 yards west of Jordan Hill Road, about 1/2 mile north of the Madre De Oro Gold Mine, west of Concow Reservoir, east of Paradise. T22N, R4E, northwest 1/4 Section 17., 39.763056 -121.555167, 605m
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CHSC122332 Lowell Ahart 21959 2019-05-22
United States, California, Butte, Area burned by the Camp Fire, about 20 yards west of Rim Road, southeast of power tower, about 2 miles north of Highway 70, 2 miles (air) east of Concow Reservoir. TRS: T22N, R4E, northwest ¼ Section 13., 39.762611 -121.490306, 894m
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CHSC122809 L. P. Janeway 12930 2019-05-05
United States, California, Shasta, Klamath Ranges. Along Whiskey Creek Road 4.2 road-km north of Hwy 299 and Whiskeytown Lake. T33N, R6W, SE¼ of SE¼ of sec. 32. Whiskeytown 7.5' quad., 40.667222 -122.562222, 427m
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CHSC123001 Lowell Ahart 22251 2020-11-04
United States, California, Yuba, Yard of a private home, west side of home, along the east side of Little Dry Creek, north of steel electric towers, about one mile west of Marysville Road, about 2 miles (air) southeast of Loma Rica. T17N R5E SE1/4 Section 26., 39.297472 -121.393028, 141m
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CHSC123376 L. P. Janeway 13123 2019-07-06
United States, California, Siskiyou, High Cascade Range. Along Forest Road 3 (47N03) overlooking Parker Creek from the south, about 1.6 km west-northwest of Parker Camp. T46N, R4W, NE¼ of NE¼ of sec. 15. Dewey Gulch 7.5' quad., 41.841944 -122.284444, 1680m
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CHSC124243 R. A. Schlising 3126 1974-05-09
United States, California, Butte, About 6 mi NE of Chico, on the Skyway.
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CHSC124224 R. A. Schlising 3126 1974-05-09
United States, California, Butte, About 6 mi NE of Chico, on the Skyway.
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CHSC124212 R. A. Schlising 3127 1974-05-19
United States, California, Butte, About 6 mi NE of Chico, on the Skyway.
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CHSC124348 Josephine Guardino 258 1993-06-08
United States, California, Lassen, Modoc Plateau; Big Valley, Ash Creek State Wildlife Area, 6.2 air-mile southwest of Adin, 5.4 air-miles northeast of Bieber; southeast of Wayman Barn. T39N, R8E, se ¼ Sec. 33; Big Swamp 7.5' Quad., 41.169058 -121.0566, 1265m
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CHSC124445 R. A. Schlising; Robert Banchero 3728 1980-06-17
United States, California, Butte, N of Magalia and De Sabla, along Skyway, about 1.5 miles SW of junction with Coutelenc Road at Lovelock. T23N, R3E, sec. 1. Paradise 15' quad.
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CHSC124444 R. A. Schlising; M. S. Taylor 3824 1980-07-05
United States, California, Butte, Along Highway 32 NE of Forest ranch, 0.2 mile S of junction with Humboldt Road. T25N, R3E, sec. 10. Butte Meadows 7.5' quad., 1173m
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CHSC124487 Josephine Guardino 203 1993-05-29
United States, California, Lassen, Modoc Plateau; Big Valley, Ash Creek State Wildlife Area, 6.0 air-mile southwest of Adin, 5.6 air-miles northeast of Bieber; northeast of Wayman Barn between Big Valley Canal and dirt Road. T39N, R8E, se¼ Sec. 33. Big Swamp 7.5' Quad., 41.169558 -121.054828, 1266m
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CHSC124708 Josephine Guardino; John Dittes 158 1993-05-21
United States, California, Lassen, Modoc Plateau; Big Valley, Ash Creek State Wildlife Area; 8.0 air-mile west of Adin, 2.7 air-miles east of Lookout; ridge atop Pilot Butte. T39N, R8E, nw ¼ Sec. 19. Big Swamp 7.5' Quad., 41.205581 -121.098722, 1288m
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CHSC124808 Wendy L. Boes; Emily Feng 2018-052 2018-05-20
United States, California, Nevada, Northern Sierra Nevada, San Juan Ridge, Montezuma Hill, just north of intersection of Lost River Road and Murphy Rd., 39.330781 -121.068299, 760m
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CHSC125015 R.A. Schlising; Det. Robert Fischer 2545 1963-03-04
United States, California, Yuba, Along Highway 20, 29.4 miles west of Nevada City; at roadside.
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CHSC125232 Lowell Ahart; John Dittes, Jeff Souza 22783 2022-06-14
United States, California, Tehama, On the south side of a dirt road, about 100 yards east of the bridge across West Branch of Deer Creek, about 60 yards south of Highway 32, about 1 mile southwest of the intersection of Highway 32 and Highway 36 (89). T28N, R5E, southeast ¼ of Section 21., 40.272278 -121.428667, 1388m
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CHSC125230 Lowell Ahart; John Dittes, Jeff Souza 22780 2022-06-14
United States, California, Tehama, On the south side of a dirt road, about 100 yards east of the bridge across West Branch of Deer Creek, about 60 yards south of Highway 32, about 1 mile southwest of the intersection of Highway 32 and Highway 36 (89). T28N, R5E, southeast ¼ of Section 21., 40.272278 -121.428667, 1388m