This workflow corresponds to n8n.io template #5624 — we link there as the canonical source.
This workflow follows the HTTP Request Tool → Mcptrigger recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →
{
"id": "HIRlPkEHIs6MDsy1",
"meta": null,
"name": "U.S. EPA Enforcement and Compliance History Online (ECHO) - Clean Air Act MCP Server",
"tags": [],
"nodes": [
{
"id": "d28133b1-c7e6-460a-bee1-630f999b42c2",
"name": "Setup Instructions",
"type": "n8n-nodes-base.stickyNote",
"position": [
-1380,
-240
],
"parameters": {
"content": ""
},
"typeVersion": 1
},
{
"id": "502dc603-f0af-4abc-87d0-1031650d551d",
"name": "Workflow Overview",
"type": "n8n-nodes-base.stickyNote",
"position": [
-1120,
-240
],
"parameters": {
"content": ""
},
"typeVersion": 1
},
{
"id": "2c8746f9-92e1-4b6b-9205-d30ebca69d4c",
"name": "U.S. EPA Enforcement and Compliance History Online (ECHO) - Clean Air Act MCP Server",
"type": "@n8n/n8n-nodes-langchain.mcpTrigger",
"position": [
-620,
-240
],
"parameters": {},
"typeVersion": 1
},
{
"id": "44f0fbeb-427e-4f6e-8d60-68591447e0c4",
"name": "Sticky Note",
"type": "n8n-nodes-base.stickyNote",
"position": [
-660,
-100
],
"parameters": {
"content": ""
},
"typeVersion": 1
},
{
"id": "331dc6a3-dbf6-4a45-8d35-d63b7e2b6d1d",
"name": "Download Air Quality Data",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
-520,
-60
],
"parameters": {},
"typeVersion": 4.2
},
{
"id": "3f4be4d8-be62-4310-9473-a42bd91b85f7",
"name": "Request Air Quality Data",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
-320,
-60
],
"parameters": {},
"typeVersion": 4.2
},
{
"id": "09f82725-9efd-4e16-b47e-36b5bf4c48f0",
"name": "Search Air Quality Facilities",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
-120,
-60
],
"parameters": {},
"typeVersion": 4.2
},
{
"id": "54a4871c-9b45-43fc-a200-f8c8533217ea",
"name": "Query Air Quality Facilities",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
80,
-60
],
"parameters": {},
"typeVersion": 4.2
},
{
"id": "2d5341f1-9034-4832-b507-ff22089c8b2c",
"name": "Get Facility Details",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
280,
-60
],
"parameters": {},
"typeVersion": 4.2
},
{
"id": "f062fad4-ad04-475b-b7e9-4a9dc58b0ada",
"name": "Request Facility Details",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
480,
-60
],
"parameters": {},
"typeVersion": 4.2
},
{
"id": "84240b60-d10d-4ebe-9168-04f7a1cb32af",
"name": "Get Air Quality GeoJSON",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
680,
-60
],
"parameters": {},
"typeVersion": 4.2
},
{
"id": "a519daa1-4e31-43c9-b64c-08428eebe773",
"name": "Request Air Quality GeoJSON",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
880,
-60
],
"parameters": {},
"typeVersion": 4.2
},
{
"id": "547e37b5-e9e5-4d9c-8e7d-4a99194a56cd",
"name": "Get Info Clusters Data",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
1080,
-60
],
"parameters": {},
"typeVersion": 4.2
},
{
"id": "83d0bdba-cda5-4f0a-9738-153997c7ebad",
"name": "Request Info Clusters Data",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
1280,
-60
],
"parameters": {},
"typeVersion": 4.2
},
{
"id": "aaf668d6-6f04-44d8-ab35-067742e281b2",
"name": "Get Air Quality Map",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
1480,
-60
],
"parameters": {},
"typeVersion": 4.2
},
{
"id": "072bf7cf-0e74-41b1-ac18-6f0403748476",
"name": "Request Air Quality Map",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
1680,
-60
],
"parameters": {},
"typeVersion": 4.2
},
{
"id": "cb421229-1f60-4236-8985-46537391b7f6",
"name": "Search by Query ID",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
1880,
-60
],
"parameters": {},
"typeVersion": 4.2
},
{
"id": "6d5761fa-57f0-473a-be5f-d8e563549c6d",
"name": "Query by Query ID",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
2080,
-60
],
"parameters": {},
"typeVersion": 4.2
},
{
"id": "5d16939a-537a-41bb-a977-af02881cc64e",
"name": "Sticky Note2",
"type": "n8n-nodes-base.stickyNote",
"position": [
-660,
140
],
"parameters": {
"content": ""
},
"typeVersion": 1
},
{
"id": "c15efa0b-db45-4a87-9fc1-4120f5e7c137",
"name": "Get Air Quality Metadata",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
-520,
180
],
"parameters": {},
"typeVersion": 4.2
},
{
"id": "40d790c5-805b-46df-a4de-1f5621c9c428",
"name": "Request Air Quality Metadata",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
-320,
180
],
"parameters": {},
"typeVersion": 4.2
}
],
"active": false,
"shared": [
{
"role": "workflow:owner",
"project": {
"id": "G5fce9xGuBAsWBXe",
"icon": null,
"name": "David Ashby <david.ashby.lds@gmail.com>",
"type": "personal",
"createdAt": "2025-06-04T02:55:02.013Z",
"updatedAt": "2025-06-04T02:56:01.361Z",
"projectRelations": [
{
"role": "project:personalOwner",
"user": {
"id": "715c1c00-cb48-4712-9a32-f1f4b6db2b30",
"role": "global:owner",
"email": "david.ashby.lds@gmail.com",
"disabled": false,
"lastName": "Ashby",
"settings": {
"npsSurvey": {
"responded": true,
"lastShownAt": 1749357655581
},
"userActivated": true,
"userActivatedAt": 1749075994495,
"easyAIWorkflowOnboarded": true,
"firstSuccessfulWorkflowId": "3N3vVikZb3MckFYm"
},
"createdAt": "2025-06-04T02:55:01.745Z",
"firstName": "David",
"isPending": false,
"updatedAt": "2025-06-08T04:40:58.399Z",
"mfaEnabled": false,
"personalizationAnswers": {
"version": "v4",
"personalization_survey_n8n_version": "1.95.3",
"personalization_survey_submitted_at": "2025-06-04T02:56:07.075Z"
}
},
"userId": "715c1c00-cb48-4712-9a32-f1f4b6db2b30",
"createdAt": "2025-06-04T02:55:02.013Z",
"projectId": "G5fce9xGuBAsWBXe",
"updatedAt": "2025-06-04T02:55:02.013Z"
}
]
},
"createdAt": "2025-07-03T05:34:27.601Z",
"projectId": "G5fce9xGuBAsWBXe",
"updatedAt": "2025-07-03T05:34:27.601Z",
"workflowId": "HIRlPkEHIs6MDsy1"
}
],
"settings": {
"timezone": "America/New_York"
},
"createdAt": "2025-07-03T05:34:27.599Z",
"updatedAt": "2025-07-03T06:03:56.000Z",
"versionId": "7a46ed80-905b-4891-ab13-4fc508505a34",
"isArchived": false,
"staticData": null,
"connections": {
"Query by Query ID": {
"ai_tool": [
[
{
"node": "U.S. EPA Enforcement and Compliance History Online (ECHO) - Clean Air Act MCP Server",
"type": "ai_tool",
"index": 0
}
]
]
},
"Search by Query ID": {
"ai_tool": [
[
{
"node": "U.S. EPA Enforcement and Compliance History Online (ECHO) - Clean Air Act MCP Server",
"type": "ai_tool",
"index": 0
}
]
]
},
"Get Air Quality Map": {
"ai_tool": [
[
{
"node": "U.S. EPA Enforcement and Compliance History Online (ECHO) - Clean Air Act MCP Server",
"type": "ai_tool",
"index": 0
}
]
]
},
"Get Facility Details": {
"ai_tool": [
[
{
"node": "U.S. EPA Enforcement and Compliance History Online (ECHO) - Clean Air Act MCP Server",
"type": "ai_tool",
"index": 0
}
]
]
},
"Get Info Clusters Data": {
"ai_tool": [
[
{
"node": "U.S. EPA Enforcement and Compliance History Online (ECHO) - Clean Air Act MCP Server",
"type": "ai_tool",
"index": 0
}
]
]
},
"Get Air Quality GeoJSON": {
"ai_tool": [
[
{
"node": "U.S. EPA Enforcement and Compliance History Online (ECHO) - Clean Air Act MCP Server",
"type": "ai_tool",
"index": 0
}
]
]
},
"Request Air Quality Map": {
"ai_tool": [
[
{
"node": "U.S. EPA Enforcement and Compliance History Online (ECHO) - Clean Air Act MCP Server",
"type": "ai_tool",
"index": 0
}
]
]
},
"Get Air Quality Metadata": {
"ai_tool": [
[
{
"node": "U.S. EPA Enforcement and Compliance History Online (ECHO) - Clean Air Act MCP Server",
"type": "ai_tool",
"index": 0
}
]
]
},
"Request Air Quality Data": {
"ai_tool": [
[
{
"node": "U.S. EPA Enforcement and Compliance History Online (ECHO) - Clean Air Act MCP Server",
"type": "ai_tool",
"index": 0
}
]
]
},
"Request Facility Details": {
"ai_tool": [
[
{
"node": "U.S. EPA Enforcement and Compliance History Online (ECHO) - Clean Air Act MCP Server",
"type": "ai_tool",
"index": 0
}
]
]
},
"Download Air Quality Data": {
"ai_tool": [
[
{
"node": "U.S. EPA Enforcement and Compliance History Online (ECHO) - Clean Air Act MCP Server",
"type": "ai_tool",
"index": 0
}
]
]
},
"Request Info Clusters Data": {
"ai_tool": [
[
{
"node": "U.S. EPA Enforcement and Compliance History Online (ECHO) - Clean Air Act MCP Server",
"type": "ai_tool",
"index": 0
}
]
]
},
"Request Air Quality GeoJSON": {
"ai_tool": [
[
{
"node": "U.S. EPA Enforcement and Compliance History Online (ECHO) - Clean Air Act MCP Server",
"type": "ai_tool",
"index": 0
}
]
]
},
"Query Air Quality Facilities": {
"ai_tool": [
[
{
"node": "U.S. EPA Enforcement and Compliance History Online (ECHO) - Clean Air Act MCP Server",
"type": "ai_tool",
"index": 0
}
]
]
},
"Request Air Quality Metadata": {
"ai_tool": [
[
{
"node": "U.S. EPA Enforcement and Compliance History Online (ECHO) - Clean Air Act MCP Server",
"type": "ai_tool",
"index": 0
}
]
]
},
"Search Air Quality Facilities": {
"ai_tool": [
[
{
"node": "U.S. EPA Enforcement and Compliance History Online (ECHO) - Clean Air Act MCP Server",
"type": "ai_tool",
"index": 0
}
]
]
}
},
"triggerCount": 0
}
For the full experience including quality scoring and batch install features for each workflow upgrade to Pro
About this workflow
Need help? Want access to this workflow + many more paid workflows + live Q&A sessions with a top verified n8n creator?
Source: https://n8n.io/workflows/5624/ — original creator credit. Request a take-down →
Related workflows
Workflows that share integrations, category, or trigger type with this one. All free to copy and import.
The AI-Powered Shopify SEO Content Automation is an enterprise-grade workflow that transforms product content creation for e-commerce stores. This sophisticated multi-agent system integrates GPT-4o, C
Need help? Want access to this workflow + many more paid workflows + live Q&A sessions with a top verified n8n creator?
Need help? Want access to this workflow + many more paid workflows + live Q&A sessions with a top verified n8n creator?
Need help? Want access to this workflow + many more paid workflows + live Q&A sessions with a top verified n8n creator?
Awesome N8N Templates. Uses agent, telegramTrigger, mcpClientTool, mcpTrigger. Event-driven trigger; 33 nodes.