Visitors are responsible for knowing and complying with park rules (Ordinance 38), available online at http://www.ebparks.org/activities/ord38.
900
1000
60
L
CA
.90
L AI 0 .2
VIL L E N ORTON .17
To Hwy. 4 Bypass and Hwy 4.
RULES Pets must be leashed 200 feet from any trail or park entrance. Pets must be leashed in parking lots, picnic areas, developed areas such as lawns ESTDR. MEMBERSHIPS CR fields, and on some Sand TONEplay trails. They must be The Regional Parks Foundation under voice control at memberships all times. offers to park users.
RIVER VIEW TRAIL
.06
.19
0
4 .0
.91
0 50
ROSE HILL CEMETERY
.11
.03
STAR .27
90
0 80
9 STAR MINE: This barred tunnel once served as the entrance to the Star Mine, one of the last active coal 1100 1400 mines in the area.
E STEW A RT V I L L .19
OVERLOOK
8 PROSPECT TUNNEL: This tunnel was driven in the 1860s by miners in search of commercial-quality coal. Two hundred feet of the 400-foot tunnel are open for exploration. Bring a light.
0
.68
M
8
STEWARTVILLE BACKPACK CAMP
FREDE R I C
NE LA
ON KS
S
TRAIL
8
L TRAI
STEWARTVILLE TOWNSITE
U .23 P ER O IL
500
PROSPECT TUNNEL
.48
7 STOPE: This huge chamber was blasted out of sandstone by miners extracting rock for glass making.
IL
N CO 00 7 .34
900
800 RC OR AN M .76 INE
70
30 0
RIDGE .79
. TR 9 .5 ON
EUREKA SLOPE: This inclined shaft was the entrance to the Eureka Coal Mine. Between 1860 and 1895, more than 150,000 tons of coal were hoisted to the surface. The slope is 290 feet long and descends at a pitch of 32 degrees.
used to store explosives during the sand mining era.
.21 HOMES TEAD TR.
OP LO
D OL
H PORTAL NORT 2 .5
.4
OI
4
6 POWDER MAGAZINE: This small excavation was
VIEW TRAIL
AD STE ME HO 1.21
.11
.71 TR AIL 700
N CH
500
.28
M IN ER S
RA
. DR
.51
.49
5 HAZEL ATLAS PORTAL: This mine supplied9sand 00 used for glass making in the 1920s through the 1940s.
original opening into the sand mine. It is currently closed for renovations.
W
M ESA RIDGE
3
.01 TRAIL
TRAIL
SAFETY and ETIQUETTE ER DR. • StayBOULD on trails. Taking shortcuts can be dangerous and causes erosion. • Wading and/or swimming in undesignated areas may beBLdangerous UERO CK DR. and may harm the watershed. • Carry and drink plenty of water. Dehydration is a leading cause of injuries on the trail. • Be prepared for sudden changes in weather conditions. • Trails can be slippery, rocky and steep. Proceed carefully at your own risk. • Wildlife may be present on the trails at any time. Feeding or approaching wildlife is dangerous and illegal. • Bicycles are permitted on designated trails only. Horses have the right-of-way on trails. • TKeep the parks beautiful. Pack out what you M . HAMILTON To Oakley and Brentwood. pack in. E IDG ER GL EA
80 0
P
3 GREATHOUSE VISITOR CENTER: This portal was the
L
DAVISON
WAY
.27
TR
Please enjoy our Regional Parks safely, and help . us protect DR and preserve your parklands by complying with park rules and regulations.
TREE NE
.73
LO
PITTSBURG MINE TRAIL RIDG E
MINING FEATURES as numbered on map:
2 “JIM’S PLACE”: This little underground dwelling is of unknown origin. Notice the square skylight, round stovepipe hole, and shelf opening.
. ST
VILL E
NE
1.0 4
700
1 AIR SHAFT: This air shaft (once 150 feet deep and reached here by a short tunnel) was used to keep a coal mine ventilated and free from dangerous gases. The marks left by miners’ picks are still evident on the excavation sides.
G
ST EW .5 AR 6 T
WELCOME!
Y.
1400
IL TRA ZA AN
7 6
.11
UM
Antioch Community Park
KE LA
3
2
3
A IL
To Hwy. 4
EL
AI
.
0 50
5
D D LE
TR
See inset map
.27
4
DR.
3
.51
.61 TRAIL
CO
T 1.1 R A IL 2
3
1
.22 1
800
SA
OK
OLD
LAR K
ER
RESEDA
WAY OBA RD O
.3 3
PARK OFFICE
00 10
DIAM OND
1
.11
.046 .0
W AY
M
Separate map available.
TR .39 AIL
Contour Contour interval interval 40 Feet 20 Feet
00 14
.11
O
DE
CONTRA LOMA REGIONAL PARK
0
K AC BL 2 .3
.53
.18
GI
I M S BY DR.
100
“JIM’S PLACE”
00 0
AG
GR
.11
12 00
IL TRA 1
.09
.38
O COAL CANY 8 .8
800
0
.17
DE LT A
M
DR SILVER A DO
.23
.06
.11
IL .70 TRA DIAMON D CK 120
.16
ROSE HILL CEMETERY SOMERSVILLE TOWNSITE
IL D TRA ON AM DI
1
AIR SHAFT
2
NOR .39 TON VILLE
K AC BL
CUMBERLAND TRAIL
0 14
.18
A DI ( CK BLA
0 80
.56
NORTONVILLE TOWNSITE
.10
.08
.58 0
1000
.4 8
.05 .12
0 60
GHER LOU .47
NORTONVILLE ROAD No public access into park.
ROAD CLOSED
MT. DIABLO-TOBLACK DIAMOND TRAIL: 2.6 miles to Clayton from park boundary.
900
R.
.22 AR ATA OK .65 O V E R LO T R A IL
.59
700
3/4 Mi.
P
.48 IL TRA
DI YT O
BLV D.
VE RI
.85
1/2
PARK RESIDENCE
700
L .81 RAILROAD ED TRAI B
1/4
Contour Contour interval interval 40 Feet 20 Feet
ES D ONLON
TR
N W
0 40
0
BLACK DIAMOND MINES REGIONAL PRESERVE
T
.16
To Highway 4
P LOO
Hiker, Horse, Bike Trail Hiker Only Trail Mt. Diablo-to Black Diamond Regional Trail (Hiker, Horse, Bike) American Discovery Trail/ Mokelumne Coast to Crest Trail Paved Trail 0 60 Mileage Between Points Paved Road Creek, Canal Parking Equestrian Parking North Phone, 9-1-1 Only Restroom Drinking Water Horse Water Information Picnic Tables Group/Backpack Camping Coulter Pines 600 Pond or Reservoir Locked Gate
JA M
ANTIOCH
N
IN ORDER TO REDUCE OR PREVENT THE RISK OF SERIOUS HEAD INJURY OR DEATH, STATE LAW REQUIRES THAT ALL BICYCLISTS UNDER AGE 18 WEAR AN APPROVED HELMET WHILE RIDING ON TRAILS AND ROADWAYS. THE DISTRICT ALSO STRONGLY RECOMMENDS THAT ALL EQUESTRIANS AND BICYCLISTS WEAR HELMETS AT ALL TIMES.