Abstract: Systems, devices, and methods for a mobile vehicle, the mobile vehicle comprising a base station; an unmanned aerial vehicle (UAV), where the UAV is launched from the base station; a payload disposed on the UAV, where the payload is configured to generate payload data of at least one infrastructure, and where the payload data comprises at least one of: a gas sensor data, an infrared imager for optical gas imaging (OGI) camera data, an infrared imager tuned for radiometric measurement camera data, a visible camera data, and a 3D mapping data; and a processor in communication with the UAV and the payload, where the processor is configured to determine an integrity of the at least one infrastructure based on payload data from the payload.

Abstract: Systems, devices and methods including a handheld sensing device comprising: a sensor configured to measure ambient methane, ethane, propane, butane, and/or pentane concentrations; and a handle, where the sensor is disposed on a first end of the handle; control electronics comprising: a processor having addressable memory, the processor in communication with the sensor, where the processor is configured to: receive the measured ambient gas concentrations; and detect elevated ambient gas concentrations that may be attributed to a natural gas emissions source based on the measured ambient gas concentrations.

Abstract: Systems, devices, and methods for a gas sensor comprising one or more optical cells; a processor having addressable memory, the processor configured to: detect gas from the one or more optical cells of the gas sensor, where the detected gas is one or more of: methane, carbon dioxide, hydrogen sulfide, water, ammonia, sulfur oxides, and nitrogen; record data corresponding to the detected gas, where the recorded data comprises at least one of: an ambient temperature from a temperature sensor, an ambient pressure from a pressure sensor, an aerial vehicle telemetry, and an aerial vehicle location from a global positioning system (GPS); and generate a map of atmospheric greenhouse gas concentration on a map based on the detected gas and the recorded data.

Abstract: Systems, devices, and methods including a processor having addressable memory, the processor configured to: receive an unmanned aerial vehicle (UAV) data packet, where the UAV data packet comprises methane concentration data and UAV information from a UAV flight path; receive at least one Meteorological data packet, where the Meteorological data packet comprises weather data; combine the UAV data packet with a nearest Meteorological data packet; and determine a methane emission rate of a methane source based on the combined UAV data packet and the nearest Meteorological data packet.

Abstract: Systems, devices, and methods for receiving, by a ground control station (GCS) having a processor with addressable memory, a plurality of point source gas concentration measurements; receiving, by the GCS, a meteorological data corresponding to each point source concentration gas measurement; determining, by the GCS, if each point source gas concentration measurement is an elevated ambient gas concentration; generating, by the GCS, a back trajectory for each elevated ambient gas concentration; storing, by the GCS, the position of each generated back trajectory in a grid; determining, by the GCS, a probability of a gas source location corresponding to the stored positions in the grid; and generating, by the GCS, an overlay showing the probability of the gas source location.

Abstract: Systems, devices, and methods for an optical head enclosure of a sensor; one or more imbedded nozzles disposed on a surface of the optical head enclosure; an inlet of the one or more imbedded nozzles, where the inlet comprises a nozzle channel for receiving a cleaning solution; a flow channel internal to the optical head enclosure, where the nozzle channel is connected to the flow channel, and where the flow channel comprises an outlet for dispersing the cleaning solution received from the nozzle channel; wherein the inlet comprises a break to stop a nozzle of a cleaning device from reaching a mirror of the sensor; where the outlet directs the cleaning solution from the inlet onto the mirror.

Abstract: Systems, devices, and methods including a processor having addressable memory, the processor configured to: receive a trace-gas data packet, where the trace-gas data packet comprises a trace-gas concentration data from a trace-gas sensor and a location data for the trace-gas sensor from a location sensor, where the location data for the trace-gas sensor comprises a trajectory of the trace-gas sensor in space; receive at least one Meteorological data packet from one or more weather stations, where each weather station is distal from the trace-gas sensor, where each weather station generates a corresponding Meteorological data packet, where each Meteorological data packet comprises weather data; combine the trace-gas data packet with a selected spatial and temporal Meteorological data packet; and determine a trace-gas emission rate of a trace-gas source based on the combined trace-gas data packet and the selected Meteorological data packet.