An integrated load cell and inclinometer includes an outer shell including a u-shaped structure configured to receive a polished rod; a load sensor configured output a load signal based on a load experienced by the load sensor; a position sensor configured to output a position signal based on a position experienced by the position sensor; a load and position signal processor configured to receive and process the load signal from the load sensor and to output load signal data representative of the load experienced by the load sensor, and receive and process the position signal from the position sensor and to output position signal data representative of the inclination of the walking beam or the position of the polished rod; a solar battery configured to provide power to the integrated load cell and inclinometer; and a transmitter configured to transmit the load signal data and position signal data.