As of January 2020 GLTG has 32,122,836 datapoints. 

 Please don't fetch all of them at once.

Step 1: Create an Account 

Step 2: Acquire Data from API by using CURL

You can acquire the data from API by using curl command

Get all Sensors in JSON format

Currently, pulling sensors does not require authentication.

InputsOutput typeOutput Example


{ "sensors":[

         { "id":1445,
         "geometry":{ "type":"Point", "coordinates":[ -84.44799549,38.9203417,0]
         "properties":{ "name":"03254520",
                        "huc":{ "huc8":{ "code":"05100101"},"huc2":{"code":"05" },
                                "huc4":{"code":"0510"}, "huc6":{"code":"051001"},
           "location":"LICKING RIVER AT HWY 536 NEAR ALEXANDRIA, KY",
               "title":"United States Geological Survey",

curl -X GET --compressed


  • url
  • email
  • password
X-Auth-TokenUse the token for fetching datapoints

curl -X POST -H 'Content-Type: application/json' -d '{"password": "****", "identifier": "email"}' --compressed -i

Get all Datapoints for Single Sensor

We request that a user not try to pull all datapoints concurrently.  It is preferred that datapoints be pulled in series by sensor id.

InputsOutput TypeDetailsExample Return
  • token
  • sensor_id
  • since
JSONUse X-Auth-Token from authentication


    { "id":96556536,

      "geometry":{          "type":"Point",
         "coordinates":[ -90.645,42.5408333,0 ]

curl -X GET -H 'Content-Encoding: application/json' -H 'x-auth-token:token' --compressed ''