 view gallery S3.7 km
|   BM - Contra Costa County, CA
in U.S. Benchmarks BM located on the east side of Bailey Road. posted by:  BackPak location: California date approved: 3/17/2010 last visited: 6/18/2011 |
 view galleryS15.1 km | DIABLO ECC RM 1 1961 marker - Mount Diablo State Park - Contra Costa County, CA in U.S. Benchmarks Survey marker atop Mount Diablo. posted by: saopaulo1 location: California date approved: 8/25/2008 last visited: 8/29/2012 |
 view gallery W15.8 km
| Benicia RR Bridge Aero Beacon in U.S. Benchmarks BENICIA RR BR AERO BN - JT2018 posted by: Geoides location: California date approved: 1/3/2009 last visited: 10/4/2013 |
 view galleryW16.6 km | Martinez 3323 in U.S. Benchmarks Contra Cousta County BM posted by: BackPak location: California date approved: 12/2/2005 last visited: never |
 view galleryW16.7 km | Contra Costa County Triangulation 1981 - Martinez, CA in U.S. Benchmarks A Contra Costa County Triangulation disk on Main St in Martinez, CA. posted by: saopaulo1 location: California date approved: 1/24/2009 last visited: 2/5/2009 |
 view galleryW17.5 km | BENICIA ARSENAL FLAGPOLE WAG in U.S. Benchmarks BENICIA ARSENAL FLAGPOLE WAG posted by: Geoides location: California date approved: 1/3/2009 last visited: 12/29/2008 |
 view galleryW19.3 km | E 790 - 1946 in U.S. Benchmarks Benchmark E 790 posted by: Geoides location: California date approved: 1/5/2009 last visited: 10/4/2013 |
 view gallery SW22.7 km
| EBMUD BM 600 on Lafayette Reservoir Dam in U.S. Benchmarks Located on the top of the Lafayette Reservoir Dam. Labeled by paint on the concrete. posted by: TimberToo location: California date approved: 4/12/2007 last visited: never |
 view gallery E23.2 km
| Gaging Station - Brentwood, CA in U.S. Benchmarks A survey marker in Brentwood, CA. posted by: saopaulo1 location: California date approved: 10/7/2014 last visited: never |
 view gallery SE24.1 km
| BM3572 in U.S. Benchmarks Disc marked as Benchmark 3572 looks like it was recovered and recently marked on curb. posted by: jellis location: California date approved: 10/9/2006 last visited: 10/11/2006 |
 view gallery NW24.5 km
| Disk RCE 21615 Fairfield,CA in U.S. Benchmarks Located in the center of the street. posted by: BackPak location: California date approved: 2/5/2007 last visited: never |
 view galleryW25.7 km | EBMUD C5-B18 ELEV in U.S. Benchmarks Metal disc East Bay Municipal Utility District survey marker near Hercules, California. posted by:  swmorrisroe location: California date approved: 7/23/2009 last visited: never |
 view gallery NE27 km
| RIOS - Rio Vista, CA in U.S. Benchmarks The tip of the Eastern tower of the Rio Vista bridge is a benchmark. posted by: saopaulo1 location: California date approved: 6/25/2009 last visited: 8/1/2009 |
 view galleryW27.2 km | EBMUD Control Survey in U.S. Benchmarks It was a cement block with the "EBMUD Control Survey" around the top of the disk and SIMAS is the top center of the disk. 90.09 below the SIMAS and then 1957 in the bottom portion of the disk. posted by: sargenv location: California date approved: 1/22/2008 last visited: never |
 view galleryW27.4 km | Califorina Street 3455 in U.S. Benchmarks Califorina Street over crossing of I-80 posted by: BackPak location: California date approved: 12/4/2005 last visited: 9/6/2006 |
 view galleryNW27.7 km | Red Top Control in U.S. Benchmarks Orange control mark. posted by: BackPak location: California date approved: 12/4/2005 last visited: never |
 view galleryW28 km | Rodeo Creek (no number) in U.S. Benchmarks BM is distressed. posted by: BackPak location: California date approved: 12/6/2005 last visited: never |
 view gallerySW29 km | EBMUD ELEV in U.S. Benchmarks Metal disc EBMUD ELEV in sidewalk over east side of Caldecott Tunnel in Contra Costa County, California. posted by: swmorrisroe location: California date approved: 7/28/2009 last visited: never |
 view gallerySW29.1 km | Alameda County 49 Boundary Line 1966 Contra Costa County in U.S. Benchmarks Metal disc boundary marker between Alameda and Contra Costa Counties. posted by: swmorrisroe location: California date approved: 7/28/2009 last visited: never |
 view gallerySW29.1 km | EBMUD BOUNDARY SURVEY in U.S. Benchmarks Metal disc: EBMUD BOUNDARY SURVEY. posted by: swmorrisroe location: California date approved: 7/28/2009 last visited: never |
 view galleryNW29.1 km | Disk LS 4878 Fairfield, CA in U.S. Benchmarks Disk is located on a city street. posted by: BackPak location: California date approved: 8/22/2006 last visited: never |
 view galleryW29.6 km | Disk - Contra Costa County, CA in U.S. Benchmarks Spotted the witness post!! posted by: BackPak location: California date approved: 5/20/2008 last visited: never |
 view galleryW29.8 km | 941 5165 TIDAL 4 in U.S. Benchmarks Benchmark 941 5165 TIDAL 4 posted by: Geoides location: California date approved: 1/5/2009 last visited: 12/29/2008 |
 view galleryW30.1 km | Pinole Creek 3133 in U.S. Benchmarks Sidewalk button BM posted by: BackPak location: California date approved: 12/5/2005 last visited: never |
 view galleryW30.3 km | Pinole Creek 7091.R in U.S. Benchmarks By the Pinole trail gate on Henry Ave. posted by: BackPak location: California date approved: 12/5/2005 last visited: never |
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