{"ranges":[{"title":"Diablo Range","canonical":"diablo-range","link":"/range/diablo-range.html"}],"parks":[{"title":"Mount Diablo State Park","canonical":"mount-diablo-state-park","link":"/park/mount-diablo-state-park.html"}],"districts":[{"country":{"code":"us","name":"USA"},"regions":[{"level":2,"id":"usa","name":"USA","link":"/adm/usa.html"},{"level":4,"id":"california","name":"California","link":"/adm/california.html"},{"level":6,"id":"contra-costa-county","name":"Contra Costa County","link":"/adm/contra-costa-county.html"}]}],"countries":[{"code":"US","name":"USA","link":"/adm/usa.html"}],"routes":[],"gettingHere":[{"ascent":301,"backDuration":4537,"descent":198,"duration":5155,"hikeability":"T1","hikingGrade":1,"length":4653,"profileV0":"0 493 291 450 582 436 872 423 1163 398 1454 385 1745 365 2036 380 2326 393 2617 423 2908 459 3199 477 3490 516 3781 543 4071 582 4362 604 4653 596","url":"gettingHere_30000219365_0_337807297"},{"ascent":295,"backDuration":5041,"descent":240,"duration":5373,"hikeability":"reachable","length":5004,"profileV0":"0 541 313 541 626 516 938 497 1251 488 1564 490 1877 474 2189 447 2502 416 2815 411 3128 437 3440 472 3753 503 4066 531 4379 572 4691 603 5004 596","url":"gettingHere_30000219365_1_275830052"},{"ascent":434,"backDuration":3812,"descent":66,"duration":6025,"hikeability":"reachable","length":4747,"profileV0":"0 227 297 231 593 244 890 247 1187 281 1483 271 1780 302 2077 346 2374 399 2670 438 2967 456 3264 457 3560 495 3857 549 4154 580 4450 604 4747 596","url":"gettingHere_30000219365_2_717928929"}],"tags":{},"skitours":[],"id":30000219365,"data":{"_id":"30000219365","elevation":[{"id":"mount-diablo-state-park","nid":"2000000187121","name":"Mount Diablo State Park","type":"NP","level":1,"index":11,"total":23},{"id":"contra-costa-county","nid":"2000000396462","name":"Contra Costa County","type":"ADM","level":6,"index":13,"total":79}],"prominence":[{"id":"mount-diablo-state-park","nid":"2000000187121","name":"Mount Diablo State Park","type":"NP","level":1,"index":5,"total":23},{"id":"contra-costa-county","nid":"2000000396462","name":"Contra Costa County","type":"ADM","level":6,"index":17,"total":79}],"trail":{"id":"354643986","name":"Black Hawk Ridge Road","tags":{"highway":"track","name":"Black Hawk Ridge Road"},"peakOnTrail":false}},"canonicalUrl":"black-hawk-ridge-6z9xc","type":1,"description":"Black Hawk Ridge (624m/2&thinsp;047ft a.s.l.) is a mountain in the <a class=\"link\" href=\"/range/diablo-range.html\">Diablo Range</a> in <a class=\"link\" href=\"/adm/usa.html\">USA</a>. The prominence is 110m/361ft.<div id=\"mountain-metrics-description\">There's a trail called Black Hawk Ridge Road leading to the summit.<br/><br/>By elevation Black Hawk Ridge is<br/><div class=\"sidebar__hs-color-2\">#&thinsp;11 out of 23 in Mount Diablo State Park<br/>#&thinsp;13 out of 79 in Contra Costa County</div><br/>By prominence Black Hawk Ridge is<br/><div class=\"sidebar__hs-color-2\">#&thinsp;5 out of 23 in Mount Diablo State Park<br/>#&thinsp;17 out of 79 in Contra Costa County</div></div>","images":[],"name":"Black Hawk Ridge","distance":null,"prominence":"110","eprom":{"parent":{"name":"Windy Point","location":{"coordinates":[-121.875568,37.853051]},"elevation":"644","prominence":"168","canonicalUrl":"windy-point-nidyznry"},"parDist":3074.5429838065706,"nhn":{"name":"Cave Point","location":{"coordinates":[-121.88227,37.840843]},"elevation":"637","prominence":"81","canonicalUrl":"cave-point-united-states"},"nhnDist":1924.9431599983225,"keycol":{"lat":37.838889,"lng":-121.899722,"dist":431.2422609483591,"name":null},"isolation":1924.9431599983225,"ilp":{"lat":37.840843,"lng":-121.88227},"proportionalProminence":"199"},"categories":null,"alt":624,"lat":37.836333,"lng":-121.903408,"formattedCoordinates":"37°50′11″N 121°54′12″W"}