Miami Conservancy District
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MCD is a Groundwater Guardian Green Site

Find out how your agency or organization can become a Groundwater Guardian Green Site


Water Trail maps
Our area rivers offer a great water playground, but enjoying them safely is the key. Learn about river safety and view maps of area rivers with our Play It Safe! maps.

Request a free water trail map for the Mad, Great Miami and Stillwater rivers!

Or download a map now.


Regional Trails Map

Order a Miami Valley Recreational Trails Map, featuring trails in Miami, Montgomery, Greene, Clark and Warren counties.

Around the watershed


September delivered an average of 1.83 inches of precipitation to the Great Miami River Watershed 1.10 inches below normal for the month. The high station was Hamilton (4.39 inches), and the low station was Piqua (1 inch). As of the end of September, the Great Miami River Watershed had received 31.83 inches of precipitation in 2014 which is 1.36 inches above normal for this point in the calendar year.  


Dr. Doug McKenzie-Mohr will present a "Fostering Sustainable Behavior" workshop on Nov. 7 at Wegerzyn Gardens. Recommended by Time magazine, his book, "Fostering Sustainable Behavior," has become requisite reading for those who deliver environmental programs. The approaches that Dr. McKenzie-Mohr advocates in his workshops are now being utilized globally.


Announcing the new 2014 Mad River Water Trail map available for download or free by mail.


The Great Miami River Recreation Trail and Deeds Point MetroPark will be temporarily closed from 8:30 to 9:30 p.m. on Friday,
Sept. 26, for the Dayton Dragons fireworks. Contact Thomas Fagan at 513.683.0620 for more information.


A free Test Your Well Water Fair will be held on Thursday, Sept. 25, from 4 to 6 p.m. at Carlisle High School Science Lab, 250 Jamaica Road in Carlisle.


Just a reminder, the eighth annual Greene County Test Your Well and Soil event is set for Tuesday, Sept. 16, from 4:30 to 6 p.m. at the Xenia High School cafeteria, 303 Kinsey Road in Xenia.


Learn more about the Upper Great Miami River Watershed with MCD's new infographic.


Good quality drinking water in the region’s buried valley aquifer remains abundant throughout the Miami Valley, and excessive nutrients continue to threaten water quality in our rivers, according to The Miami Conservancy District’s 2013 Water Resources Report.


Just a reminder, Montgomery County is replacing the Ridge Avenue Bridge so the Stillwater River Bikeway has a short detour through Triangle Park. Trail users are re-routed along the Great Miami River Bikeway between DeWeese Park and the southern tip of Triangle Park. Construction is expected to be completed by September of 2015.



Upcoming events on MCD-controlled property

Key Sports' Sweetest Day 5K and 10K will be held on Saturday,
Oct. 18, from 3 to 5 p.m. along the Great Miami River and Mad River Recreation Trail.

The American Cancer Society's Making Strides Against Breast Cancer 5K walk is set for Saturday, Oct. 18, from 7:30 a.m. to 1 p.m. along the Great Miami River Recreation Trail and Island MetroPark. Contact Denise Elsas at 888.227.6446 ext. 4202.

The Club Impact Costume 5K/10K is set for Sunday, Oct. 26, from 4:30 to 8 p.m. along the Great Miami River Recreation Trail in Miamisburg. For more information, contact Sheila Russell at 937.847.6670 or

The Special Wish Run 5K Run/Walk is set for Saturday, Nov. 1, from 9 a.m. to 1 p.m. at Island MetroPark and the Stillwater River Recreation Trail. Contact Rachel Baney at 937.641.4263 for more information. 



MCD Real-Time Data

View real-time precipitation and river stage data.


USGS Real-Time Data

View real-time precipitation and river stage data.

Buy surplus MCD equipment
MCD does not have any items up for bid at GovDeals
at this time.