<?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="../shared/IEEE754FloatValue.xsd"/>
	<xsd:include schemaLocation="../shared/DateTimeWithDatumPartial.xsd"/>
	<xsd:element name="AcousticChannelReading">
		<xsd:annotation>
			<xsd:documentation>
				<Definition>Various instrument QA readings taken during a measurement.</Definition>
			</xsd:documentation>
		</xsd:annotation>
		<xsd:complexType>
			<xsd:sequence>
				<xsd:element name="ReadingDateTime" type="DateTimeWithDatumPartial" minOccurs="0">
					<xsd:annotation>
						<xsd:documentation>
							<Definition>Various instrument QA readings taken during a measurement.</Definition>
						</xsd:documentation>
					</xsd:annotation>
				</xsd:element>
				<xsd:element name="InstrumentTemperatureMeasure" type="IEEE754FloatValueType" minOccurs="0">
					<xsd:annotation>
						<xsd:documentation>
							<Definition>Temperature as measured by the ADCP.</Definition>
						</xsd:documentation>
					</xsd:annotation>
				</xsd:element>
				<xsd:element name="VerificationTemperatureMeasure" type="IEEE754FloatValueType" minOccurs="0">
					<xsd:annotation>
						<xsd:documentation>
							<Definition>Temperature as measured by QA instrument.</Definition>
						</xsd:documentation>
					</xsd:annotation>
				</xsd:element>
				<xsd:element name="SalinityMeasure" type="IEEE754FloatValueType" minOccurs="0">
					<xsd:annotation>
						<xsd:documentation>
							<Definition>Salinity as measured by QA instrument.</Definition>
						</xsd:documentation>
					</xsd:annotation>
				</xsd:element>
				<xsd:element name="Comment" type="xsd:string" minOccurs="0">
					<xsd:annotation>
						<xsd:documentation>
							<Definition>Comment about QA values.</Definition>
						</xsd:documentation>
					</xsd:annotation>
				</xsd:element>
			</xsd:sequence>
		</xsd:complexType>
	</xsd:element>
</xsd:schema>
