Northernmost
A point on the access road behind Summit Dr., adjacent to Tilden Regional Park. 1

View south from northernmost point

Westernmost
– Absolute (W1): A point in the Bay outside Emeryville
– Publicly accessible over water (W2): A point on the Bay Bridge two miles west of the Toll Plaza
– Land (W3a): Western tip of Ben E. Nutter Terminal, tw. berths 37 & 38, Oakland Outer Harbor
– Publicly accessible on land (W3b): Western tip of Port View Park

Southernmost
– Absolute (S1): A point in the Bay, west of Hayward Regional Shoreline
– Land (S2a): Tip below Runway 30; (S2b) back left of a plane (window seat “A”) about to take off
– In a building (S3a): Far left end of Terminal 2, Gate 32
– Publicly accessible on foot (S3b): Along far end of Edward White Way, at the security gate

Easternmost
A point about 110 feet east of the Goldenrod Trail in Anthony Chabot Regional Park, about 1/3rd mile south of the conjunction with Columbine Trail

Center
Two lines connecting the absolute extremities intersect at approximately Foothill Blvd. x 21st Ave.

Two lines connecting the land extremities intersect at approximately Fruitvale x 880


Highest
Chaparral Peak (1760+ ft., at the bend in the county boundary west of the "C" in the "CO" in "CONTRA COSTA CO"), 37.878428, -122.223405. 2

Portion of 1947 topo map.

Lowest
Probably the dugouts at the Coliseum (field is -21 ft, so about -22 ft)

Oakland A's to expand protective netting at Oakland Coliseum

 

Links and References

  1.  "North point," Oakland Geology blog 23 Aug 2011
  2. "The highest point in Oakland," Oakland Geology blog 25 Sep 2017
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