( KMZA )--The Pottawatomie County Sheriff Office continues to investigate a series of what are likely to be related thefts from construction sites, construction vehicles and a lumber yard located between Manhattan and Wamego.

Sheriff Greg Riot says the thefts are believed to have started around April 20th at a construction site North of Highway 24 on Green Valley Road. They continue, and investigators believe that the same suspects may be responsible for the crimes.

Meanwhile, Riot says one of two pickup trucks stolen sometime May 7th or 8th from the area of Bluebird Road, north of Highway 24, has been recovered. Riot says the 2005 Chevrolet pickup was recovered in Topeka on May 12th by the Topeka Police Department.

The Sheriff's Office is asking the public to note any unusual activity at construction sites after hours. Anyone with information on the burglaries is urged to contact the Pottawatomie County Sheriff's Office at 785-457-3353.  A reward is being offered for information that leads to the arrest and conviction of the person or persons responsible for these burglaries and thefts. 
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Info on burglaries and thefts under investigation:

The Pottawatomie County Sheriff's Office is investigating several burglaries to construction trailers located on Green Valley Drive, Rural Manhattan KS. Sometime during the overnight hours of April 20th, through the morning of the 21st, unknown person or persons broke into several of the trailers and removed construction tools and construction equipment. The amount of loss is estimated at over $3000. Anyone with information is asked to contact the Pottawatomie County Sheriff's Office at 785-457-3353.

In the early morning hours of May 5th, 2013 unknown person or persons entered into the fenced area behind Griffith Lumber on Levee DR. Once inside, the suspect-s then entered a white 2008 GMC box truck. The suspect-s started the truck and drove it through the fence. The GMC box truck was white in color with Griffith Lumber on the doors. The GMC truck from Griffith Lumber was later recovered on May 6th in the 500 Block of Bertrand, Manhattan KS. Damages from this incident are in excess of $1000. Anyone with information on this crime is asked to contact the Pottawatomie County Sheriff's Office at 785-457-3353 for Detective Green. Callers may remain anonymous.

The Pottawatomie County Sheriff's Office is investigating the theft of 2 pickup trucks from the area of Bluebird Road, North of highway 24. The victim reported that the trucks were taken sometime around the 7th or 8th of May 2013. The trucks are owned by Bob Hull Inc. These trucks contained utility and general work tools. The first truck is a 2004 Chevrolet HD 2500 4X4, white in color with a Duramax Diesel. This truck is a crew cab with a pickup bed. The bed contained a tool box behind the cab, and then a fuel tank behind the tool box with a hand pump. At the time of the theft the license plate on this vehicle was 416-DWD. The second pickup is a 2005 Chevrolet HD 2500 4X4. It was recovered May 12th in Topeka. 

The most recent burglary being reported on May 15th to a construction site north of Highway 24 on Megan Lane, in rural St.George. The suspects reportedly entered a construction trailer and stole construction tools. The victim reported the loss will exceed $1000 dollars.