<?xml version="1.0" encoding="utf-8"?>
<xsd:schema xmlns:wqx="http://www.exchangenetwork.net/schema/wqx/2" xmlns:xsd="http://www.w3.org/2001/XMLSchema" targetNamespace="http://www.exchangenetwork.net/schema/wqx/2" elementFormDefault="qualified" attributeFormDefault="unqualified" version="2.2">
	<xsd:include schemaLocation="2/WQX_WQX_v2.2.xsd"/>
	<xsd:include schemaLocation="2/WQX_WQX_Delete_v2.2.xsd"/>
	<xsd:include schemaLocation="2/WQX_DomainValues_v2.2.xsd"/>
	<xsd:include schemaLocation="2/WQX_TransactionHistory_v2.2.xsd"/>
	<xsd:annotation>
		<xsd:documentation>
  	        Schema Name  : index.xsd
  	        Description   : Index Schema used for WQX data flow, including element definitions for update/insert and delete transactions.
  	        Developed by  : EPA Office of Water
  	        Point of Contact :   Kevin Christian
		</xsd:documentation>
	</xsd:annotation>
</xsd:schema>