Howqua River – Jan 2014 Published January 24, 2014June 21, 2014 by Club 4x4 Trip to the Howqua River Area. Location: Howqua River Trip Leader: Mick and Michelle Trip Rating: Difficult Trip Dates: 18th to 19th Jan 2014 Itinerary: Howqua River, Old Slate Mine and the Underground Waterfall