CHSC:V
CHSC089456 Lowell Ahart 11449 2004-10-04
United States, California, Lake, Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. T15N R06W S09 NE1/4, 39.166944 -122.528889, 447m
CHSC:V
CHSC094252 Lowell Ahart 12961 2006-07-16
United States, California, Butte, Near of the open mudflow area, on the south side (road edge) of Humboldt Road, about 1 1/2 miles (air) southwest of Butte Meadows. T26N R03E S36 NE1/4, 40.069444 -121.583333, 1436m
CHSC:V
CHSC094317 Lowell Ahart 13098 2006-08-09
United States, California, Colusa, Gravel bar on the south side of Stony Creek, at Mine Camp, about 3 1/2 miles (air) west of Stonyford. T18N R07W S35 NW1/4, 39.373889 -122.614167, 455m
CHSC:V
CHSC094479 Lowell Ahart 13119 2006-08-09
United States, California, Colusa, North side and under the bridge across Stony Creek, just north of Stonyford. T18N R06W S29 between SW1/4 of SE1/4, 39.382222 -122.551667, 347m
CHSC:V
CHSC094598 Lowell Ahart 13282 2006-09-11
United States, California, Butte, South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. T23N R05E S32 NE1/4, 39.807222 -121.436667, 432m
CHSC:V
CHSC094592 Lowell Ahart 13283 2006-09-11
United States, California, Butte, South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. T23N R05E S32 NE1/4, 39.807222 -121.436667, 432m
CHSC:V
CHSC094759 Lowell Ahart 12794 2006-06-15
United States, California, Glenn, On the north side of the creek, about 100 yards southeast of the ford across Stony Creek (Forest Road 18N03), about 2 miles (air) northeast of the North Fork Campground, about 5 1/4 miles west-northwest of Stonyford. T18N R07W S15 SW 1/4, 39.405556 -122.636389, 596m
CHSC:V
CHSC094667 Lowell Ahart 13413 2006-10-08
United States, California, Plumas, On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather river, about 1 1/4 miles southwest of Belden. T25N R06E S23 SE1/4, 39.999444 -121.270278, 715m
CHSC:V
CHSC094665 Lowell Ahart 13412 2006-10-08
United States, California, Plumas, On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather river, about 1 1/4 miles southwest of Belden. T25N R06E S23 SE1/4, 39.999444 -121.270278, 715m
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CHSC095025 Lowell Ahart 13473 2006-10-23
United States, California, Plumas, On the west side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. T20N R08E S02 SW1/4, 39.616389 -121.051111, 1281m
CHSC:V
CHSC094994 Lowell Ahart 13472 2006-10-23
United States, California, Plumas, On the east side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. T20N R08E S02 SW1/4, 39.616389 -121.051111, 1281m
CHSC:V
CHSC094843 Lowell Ahart 13438 2006-10-08
United States, California, Butte, Near a large gravel bar, east side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House. T23N R05E S22 SW1/4, 39.831667 -121.411111, 610m
CHSC:V
CHSC095450 LeRoy Gross; Valerie Soza, Neil Gilbert 291 2000-10-18
United States, California, Los Angeles, Verdugo Mountains: Hostetter Mountainway., 34.218056 -118.280833, 914m
CHSC:V
CHSC097729 Lowell Ahart 14566 2007-11-03
United States, California, Butte, Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. T21N R04E S06 NE1/4, 39.705833 -121.562778, 259m
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CHSC099912 Lowell Ahart 15125 2008-07-18
United States, California, Nevada, Along the P. G. & E. water ditch at the 3 1/4 mile mark, about one mile southwest of Highway 20 (by ditch), about 1/2 mile south of Bear Valley. T17N R11E S36, 39.302222 -120.683056, 1744m
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CHSC102299 Lowell Ahart 16443 2009-10-12
United States, California, Napa, Below the high water line of Lake Berryessa, along Capell Creek northeast of Rest Area, 3/4 mile northeast of Highway 128 on Berryessa Knoxville Road, 3/4 mile southwest of Capell Cove Launch Ramp on Berryessa Knoxville Road, about 19 miles (air) west of Winters. T08N R03W S30 E border of SW1/4, 38.510278 -122.2325, 437m
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CHSC102821 Lowell Ahart 15948 2009-06-19
United States, California, Butte, Along trail, on the east side of Big Chico Creek, about 50 yards west of Ten Mile House Road, Upper Bidwell Park, about 3/4 mile (air) west of Highway 32, about 10 miles northeast of Chico. T23N R02E S35 SW1/4, 39.805833 -121.727222, 204m
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CHSC103152 Lowell Ahart; John Dittes 16380 2009-09-07
United States, California, Plumas, Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. T27N R08E S28 NW1/4, 40.175278 -121.094722, 1591m
CHSC:V
CHSC107262 Lowell Ahart; John Dittes 17472 2011-06-09
United States, California, Tehama, On the bottom of Dry Creek, south of the confluence of Acorn Hollow Creek and Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina T25N R02W S25 SW1/4, 39.99 -122.043889, 75m
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CHSC110379 Lowell Ahart 18447 2012-09-05
United States, California, Plumas, Road edge, where the County Road crosses the South Fork of the Feather River, about 1 mile (air) southeast of Pilot Peak, about 8-1/4 miles (air) northwest of La Porte. T22N R10E S08 SE1/4, 39.78 -120.886944, 1829m
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CHSC110935 Lowell Ahart 18406 2012-07-28
United States, California, Nevada, About 10 yards west of the Pioneer Trail, about 150 yards northeast of the PG&E Pavilion and restrooms, on the east side of Bowman Lake Road, north of the bridge across the Bear River, Bear Valley. T17N R12E S30 SE1/4, 39.308889 -120.665, 1434m
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CHSC112198 Lowell Ahart 18561 2013-04-20
United States, California, Butte, In corral at the barn, about 1/4 mile north of the Honcut Cemetary, about 3 1/4 mile (air) northeast of Honcut. T17N R04E S12 NW1/4, 39.345 -121.494722, 48m
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CHSC112487 Lowell Ahart 19134 2013-10-19
United States, California, Glenn, On the east side of the backwater, along the west side of the Sacramento River, about 300 yards north of the bridge, west of Butte City. T19N R01W S32, 39.462222 -121.994444, 27m
CHSC:V
CHSC112645 Lowell Ahart 19087 2013-10-01
United States, California, Colusa, Inner North Coast Range. Strand of East Park Reservoir, about 2 1/2 miles (air) southeast of Stonyford, about 2 1/2 miles northwest of Lodoga, about 10 miles (air) northwest of Sites. T18N R06W S10, 39.334722 -122.518333, 365m
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CHSC112622 Lowell Ahart 19086 2013-10-01
United States, California, Colusa, Inner North Coast Range. Strand of East Park Reservoir, about 2 1/2 miles (air) southeast of Stonyford, about 2 1/2 miles northwest of Lodoga, about 10 miles (air) northwest of Sites. T18N R06W S10, 39.334722 -122.518333, 365m
CHSC:V
CHSC112700 Lowell Ahart 19135 2013-10-19
United States, California, Glenn, On the east side of the backwater, along the west side of the Sacramento River, about 300 yards north of the bridge, west of Butte City. T19N R01W S32, 39.462222 -121.994444, 27m
CHSC:V
CHSC112737 Lowell Ahart 19136 2013-10-19
United States, California, Glenn, On the east side of the backwater, along the west side of the Sacramento River, about 300 yards north of the bridge, west of Butte City. T19N R01W S32, 39.462222 -121.994444, 27m
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CHSC112740 Lowell Ahart 19266 2013-11-17
United States, California, Butte, Along the sides of McCabe Creek, below the high water line of Lake Oroville, about 5/8 mile southwest of the Enterprise Bridge across Lake Oroville. T19N R06E S07 NW1/4, 39.5225 -121.345278, 245m
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CHSC113133 Lowell Ahart 19088 2013-10-01
United States, California, Colusa, Inner North Coast Range. Strand of East Park Reservoir, about 2 1/2 miles (air) southeast of Stonyford, about 2 1/2 miles northwest of Lodoga, about 10 miles (air) northwest of Sites. T18N R06W S10, 39.334722 -122.518333, 365m
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CHSC113163 Lowell Ahart 19232 2013-11-13
United States, California, Butte, Below the high water line of Lake Oroville, along the sides of Sucker Creek, about 30 yards north of the South Fork of the Feather River, about 1/4 mile northwest of the Ponderosa Dam. T20N R06E S33 NW1/4, 39.55 -121.311944, 244m
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CHSC113123 Lowell Ahart 19273 2013-11-18
United States, California, Butte, Below the high water line of Lake Oroville, about 200 yards northeast of the boat ramp at the end of Stringtown Road, on the north side of the road, about 2 1/2 miles (air) northeast of Hurleton. T39N R05E S01 SW1/4, 39.534167 -121.364722, 261m
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CHSC113604 Lowell Ahart 19840 2014-09-09
United States, California, Plumas, Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. T20N R08E S04 SW1/4, 39.615556 -121.096111, 1070m
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CHSC113639 Lowell Ahart 19826 2014-08-31
United States, California, Plumas, South of an unnamed drainage, on the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. T22N R09E S30 NE1/4, 39.741667 -121.01, 1536m
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CHSC113849 Lowell Ahart 19839 2014-09-09
United States, California, Plumas, Below the high water line, on the sides of Sly Creek, Sky Creek Reservoir, about 7 miles (air) southwest of La Porte. T20N R08E S04 SW1/4, 39.615556 -121.096111, 1070m
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CHSC115812 Lowell Ahart; John Dittes 20458 2015-08-05
United States, California, Tehama, Poor logging road east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt, 9.77 air-miles south of Lassen Peak. T29N R04E S25 NE1/4, 40.347222 -121.483611, 1498m
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CHSC116141 Lowell Ahart 20594 2015-10-26
United States, California, Butte, Strand of Lake Oroville, on the west side of the West Branch of the Feather River, about 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. T22N R04E S06 SE1/4, 39.6975 -121.563333, 208m
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CHSC116127 Lowell Ahart 20617 2015-11-07
United States, California, Butte, Strand of Lake Oroville, on the east side of the old highway Alternate 40, about 1/4 mile south of the end of Alternate 40, Dark Canyon, about 4 miles (air) south of Highway 70, about 8 miles (air) southeast of Paradise. T21N R04E S14 NW1/4, 39.673889 -121.499444, 236m
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CHSC116129 Lowell Ahart 20617A 2015-11-07
United States, California, Butte, Strand of Lake Oroville, on the east side of the old highway Alternate 40, about 1/4 mile south of the end of Alternate 40, Dark Canyon, about 4 miles (air) south of Highway 70, about 8 miles (air) southeast of Paradise. T21N R04E S14 NW1/4, 39.673889 -121.499444, 236m
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CHSC116128 Lowell Ahart 20618 2015-11-07
United States, California, Butte, Strand of Lake Oroville, on the east side of the old highway Alternate 40, about 1/4 mile south of the end of Alternate 40, Dark Canyon, about 4 miles (air) south of Highway 70, about 8 miles (air) southeast of Paradise. T21N R04E S14 NW1/4, 39.673889 -121.499444, 236m
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CHSC116288 Lowell Ahart 20595 2015-10-25
United States, California, Butte, Strand of Lake Oroville, on west side of West Branch of Feather River, about 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. T22N R04E S06 SE1/4, 39.6975 -121.5625, 208m
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CHSC117620 Lowell Ahart; John Dittes, Josephine Guardino 21367 2016-09-21
United States, California, Tehama, On the east side of Highway 89, a little south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. T29N R04E S34 SW1/4, 40.412778 -121.531944, 1964m
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CHSC117648 Lowell Ahart; John Dittes 21277 2016-08-25
United States, California, Tehama, Along the west edge of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. T30N R04W S, 40.470833 -122.261667, 117m
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CHSC094591 Lowell Ahart 13281 2006-09-11
United States, California, Butte, South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. T23N R05E S32 NE1/4, 39.807222 -121.436667, 432m
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CHSC094749 Lowell Ahart 13355 2006-09-26
United States, California, Colusa, Along the deep ditch, south side of the Delevan National Wildlife Refuge, north side of Maxwell Road, about 3 miles west of Colusa Princeton Road, about 5 1/2 miles east of Maxwell. T17N R02W S33 SW1/4, 39.275556 -122.090278, 24m
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CHSC094669 Lowell Ahart 13411 2006-10-08
United States, California, Plumas, On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather river, about 1 1/4 miles southwest of Belden. T25N R06E S23 SE1/4, 39.999444 -121.270278, 715m
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CHSC097692 Lowell Ahart 14548 2007-11-01
United States, California, Yuba, On the north side of Loma Rica Road, east of the Fire Station, about 3/4 mile east of Loma Rica. T17N R05E S21 SE1/4, 39.313333 -121.408056, 147m
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CHSC097739 Lowell Ahart 14565 2007-11-03
United States, California, Butte, Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. T21N R04E S06 NE1/4, 39.705833 -121.562778, 259m
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CHSC103010 Lowell Ahart 16436 2009-10-12
United States, California, Napa, Below the high water line of Lake Berryessa, along Capell Creek northeast of Rest Area, 3/4 mile northeast of Highway 128 on Berryessa Knoxville Road, 3/4 mile soutwest of Capell Cove Launch Ramp on Berryessa Knoxville Road, about 19 miles (air) west of Winters. T08N R03W S30 east border of SW1/4, 38.510278 -122.2325, 133m
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CHSC103447 Lowell Ahart 16516 2009-11-12
United States, California, Mendocino, On the south side of the Russian River, below the high water line of Lake Mendocino, about 200 yards south of Highway 20. T16N R12W S14 SW1/4, 39.236389 -123.161944, 230m
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CHSC109756 Lowell Ahart 18499 2012-10-20
United States, California, Butte, Soil and gravel bar on the south side of Big Chico Creek, about 50 yards west of Table 4, west of Cedar Grove, Lower Bidwell Park, Chico., 39.743056 -121.817222, 69m
CHSC:V
CHSC117752 Lowell Ahart 21372 2016-10-12
United States, California, Butte, Around buildings, Dave Daley Ranch, about one-mile northeast of Honcut, about 12 miles south of Oroville. T17N R04E S15 NW1/4, 39.331111 -121.515556, 30m
CHSC:V
CHSC120816 Lowell Ahart; Alex Palmerlee 21851 2018-08-09
United States, California, Yuba, Gravel bar along South Honcut Creek, about 1/8 mile southwest of the bridge, Los Vejerles Road, about 2 _ miles (air) southeast of Bangor. T17N R05E S02 NE_, 39.364444 -121.373056, 168m
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CHSC108179 L. P. Janeway 10663 2011-08-18
United States, California, Butte, Northern High Sierra Nevada. Plumas National Forest; top of Bloomer Hill. In areas where mixed conifer forest has been greatly thinned and the resulting understory shrubs have been cleared several years ago. T21N R05E S30 NW1/4 of NW1/4 USGS Quadrangle: Berry Creek 1:24,000, 39.652222 -121.463333, 912m
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CHSC099957 Lowell Ahart; John Dittes 15323 2008-08-25
United States, California, Modoc, On the east bank (flood plane) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. T40N R07E S35 NE1/4 USGS Quadrangle: Donica Mtn 1:24,000, 41.265278 -121.137222, 1273m
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CHSC099956 Lowell Ahart; John Dittes 15322 2008-08-25
United States, California, Modoc, On the east bank (flood plane) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. T40N R07E S35 NE1/4 USGS Quadrangle: Donica Mtn 1:24,000, 41.265278 -121.137222, 1273m
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CHSC100022 Lowell Ahart; John Dittes 15271 2008-08-21
United States, California, Merced, On the bottom of Dutchman Slough, about 220 yards south of the wire gate on the south side of Sandy Mush Road, 3.7 miles west of Highway 99, about 8.5 miles south-southeast of Merced. T09S R14E S01 NW1/4 USGS Quadrangle: El Nido, 37.183611 -120.3975, 53m
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CHSC089629 R. Fischer; J. Marr 374 2004-08-15
United States, California, Shasta, Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. On roadbed Lava Spring Trail between Horr Pond and Crystal Springs. USGS Quadrangle: Fall River Mills 1:24,000, 41.111389 -121.445278, 1010m
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CHSC092782 John Dittes; Josephine Guardino 1104 2005-05-11
United States, California, Tehama, Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. T25N R02W S USGS Quadrangle: Los Molinos 1:24,000, 40.036667 -122.112222, 64m
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CHSC114409 Don Lepley 2014-09-03
United States, California, Shasta, Lassen National Forest; Hat Creek Ranger District. Large pullout on west side of Highway 44 near bottom of Hat Creek Rim. T33N R05E S34 NE1/4 of NE1/4 USGS Quadrangle: Old Station 4400, 40.674886 -121.407488, 1719m
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CHSC095147 R. D. Fischer 848 2005-09-10
United States, California, Tehama, Sierra Nevada range, off Hwy 32 between Butte Meadow turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek, continue to top of ridge. 8.4 miles from Hwy 32. 10.1 miles from Hwy 32. USGS Quadrangle: Onion Butte 1:24,000, 40.188333 -121.577778, 1372m
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CHSC093373 Vernon H. Oswald 9981 2000-11-02
United States, California, Butte, Chico Sewage Treatment Plant on Chico River Rd west of Chico. Scattered on levees surrounding evaporation ponds. T21N R01E S USGS Quadrangle: Ord Ferry, 39.695833 -121.911667, 41m
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CHSC077330 L. P. Janeway; B. Castro 6466 1999-06-14
United States, California, Tehama, Along south side South Fork Cottonwood Creek. T27N R07W S USGS Quadrangle: Oxbow Bridge, 40.151667 -122.633611, 308m
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CHSC116589 L. P. Janeway 11802 2015-07-20
United States, California, Butte, Northern High Sierra Nevada. Plumas Nastional Forest; Forest Service rock quarry at the southern corner of Walker Plains, on the southwest side of Oroville-Quincy Hwy. T22N R06E S04 NW/14 of NW1/4 USGS Quadrangle: Soapstone Hill 1:24,000, 39.795833 -121.308333, 1539m
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CHSC122625 L. P. Janeway 13159 2019-08-28
United States, California, Butte, Plumas National Forest; north end of Rocky Ridge, about 300 m southwest of the junction of Concow Road and Rim Road (Ponderosa Way). TRS: T23N, R4E. NW1/4 of sec. 36. Pulga 7.5' quad., 39.807778 -121.481667, 997m
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CHSC124323 R. A. Schlising; Mary Banchero 3509 1979-10-16
United States, California, Butte, Near extreme W end of West Sacramento Avenue. T22N, R1W. Ord Ferry 7.5' quad., 37m