<?xml version="1.0" encoding="UTF-8"?>
<xsd:schema xmlns="http://water.usgs.gov/XML/AQ" xmlns:xsd="http://www.w3.org/2001/XMLSchema" targetNamespace="http://water.usgs.gov/XML/AQ" elementFormDefault="qualified" version="1.0">
	<xsd:include schemaLocation="LocationSensor.xsd"/>
	<xsd:include schemaLocation="Sensor.xsd"/>
	<xsd:include schemaLocation="../shared/IEEE754UncertaintyFloatValue.xsd"/>
	<xsd:include schemaLocation="../shared/DateTimeWithDatumPartial.xsd"/>
	<xsd:element name="DriftCheckWaterTemperature">
		<xsd:annotation>
			<xsd:documentation>
				<Definition>The calibration drift check of a monitor sensor for an air or water temperature</Definition>
			</xsd:documentation>
		</xsd:annotation>
		<xsd:complexType>
			<xsd:sequence>
				<xsd:element name="Sensor" type="Sensor">
					<xsd:annotation>
						<xsd:documentation>
							<Definition>The specific sensor (temperature) installed on the water quality monitor being inspected.</Definition>
						</xsd:documentation>
					</xsd:annotation>
				</xsd:element>
				<xsd:element name="ReadingDateTime" type="DateTimeWithDatum">
					<xsd:annotation>
						<xsd:documentation>
							<Definition>The date and time of the water temperature check or calibration reading.</Definition>
						</xsd:documentation>
					</xsd:annotation>
				</xsd:element>
				<xsd:element name="WaterTemperatureMeasure" type="IEEE754UncertaintyFloatValueType">
					<xsd:annotation>
						<xsd:documentation>
							<Definition>The reading of water temperature from a water quality monitor water temperature sensor during the check or calibration, in degrees celsius.</Definition>
						</xsd:documentation>
					</xsd:annotation>
				</xsd:element>
				<xsd:element name="WaterTemperatureMeterMeasure" type="IEEE754UncertaintyFloatValueType">
					<xsd:annotation>
						<xsd:documentation>
							<Definition>The water temperature read, from the field meter, during the check or calibration, in degrees celsius.</Definition>
						</xsd:documentation>
					</xsd:annotation>
				</xsd:element>
				<xsd:element name="FieldSensor" type="Sensor">
					<xsd:annotation>
						<xsd:documentation>
							<Definition>The water temperature field sensor that was used to calibrate the monitor sensor.</Definition>
						</xsd:documentation>
					</xsd:annotation>
				</xsd:element>
				<xsd:element name="TwoPointCheckDate" type="DateTimeWithDatumPartial" minOccurs="0">
					<xsd:annotation>
						<xsd:documentation>
							<Definition>The date when a two-point inspection was performed on the field temperature sensor.</Definition>
						</xsd:documentation>
					</xsd:annotation>
				</xsd:element>
				<xsd:element name="FivePointCheckDate" type="DateTimeWithDatumPartial" minOccurs="0">
					<xsd:annotation>
						<xsd:documentation>
							<Definition>The date when a five-point inspection was performed on the field temperature sensor.</Definition>
						</xsd:documentation>
					</xsd:annotation>
				</xsd:element>
				<xsd:element name="Comment" type="xsd:string" minOccurs="0">
					<xsd:annotation>
						<xsd:documentation>
							<Definition>Comments regarding the water temperature sensor check or calibration.</Definition>
						</xsd:documentation>
					</xsd:annotation>
				</xsd:element>
			</xsd:sequence>
		</xsd:complexType>
	</xsd:element>
</xsd:schema>
