There are currently 2 ditch records where McMahon Ditch.

Ditch Number	Ditch Name	Petition Date	Decision Date	Action	Acres Drained	Approximate Cost	Township	VMS Number
1059	McMahon Ditch	27 Sep 1915	15 Nov 1915	Constructed	783.75	$1,110.34	Claibourne	11346
1252	McMahon Ditch	11 Oct 1935	31 Dec 1936	Constructed	854.21	$2,558.95	York	11346