• Views from Penobscot Mountain summit.

    Acadia

    National Park Maine

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  • Temporary Road Closure

    A section of the Western Mtn Road in Southwest Harbor will be closed until 8/18 while park crews replace a culvert with a new fish-friendly open bottom culvert. For more information and a map visit our Getting Around Page. More »

  • Trail Closure: Gorge Path weekdays, 7 am - 4 pm

    The section of the Gorge Path between the Hemlock Path intersection and the A. Murray Young Trail intersection is closed until rehabilitation work is completed. The closure will be in effect Mondays through Fridays only, from 7 am to 4 pm.

Links to Real-Time Monitoring Data from Acadia NP

ACAD WebcamThumbnail

View images (updated every 15 minutes) and current air quality and meteorology data from the McFarland Hill air quality monitoring station on the webpage for the Acadia National Park visibility webcam:

http://www.nature.nps.gov/air/webcams/parks/acadcam/acadcam.cfm

 
Thumbnail of Acadia's CAMNET visibility camera webpage

View images of Mount Desert Island (updated every 15 minutes) and current meteorology and air quality data from the Schoodic Education and Research Center on the webpage for the Acadia's CAMNET visibility webcam:

http://www.hazecam.net/camsite.aspx?site=acadia

 
USGS stream gage at Otter Creek

USGS stream gage site 01022840 Otter Creek near Bar Harbor, Maine

NPS photo

The U.S. Geological Survey (USGS) maintains a stream gage at Otter Creek in Acadia NP and another at Old Mill Brook, near the park. These gages measure the stage (water level) and discharge (volume of streamflow) of the streams every 5 minutes.

View Otter Creek streamflow data

View Old Mill Brook streamflow data

 
Graph of groundwater level

Graph of data from USGS groundwater well

The U.S. Geological Survey (USGS) maintains a ground water monitoring well at Acadia National Park's McFarland Hill air quality monitoring station, and another on the Crooked Road, near the park. Instruments in these wells record the groundwater level twice an hour.

View McFarland Hill groundwater level data

View Crooked Road groundwater level data

Did You Know?

A girl stands along the stone steps of the Kurt Diederich Path in this historic image taken around 1920.

Acadia National Park contains more than 120 miles of historic hiking trails. Many of these trails were established by local village improvement societies in the late 1800s and early 1900s. Today many of the historic features, such as stonework, are still visible.