
My Portolio
Training in Water Quality
Through Bootcamp GIS, I took an online course and learned how to develop a website with interactive maps to report water quality issues. Here I listed some of the maps and web apps I created.
Creating Maps for Government Reports
After reviewing several water quality reports published by states and counties, I selected a few maps that are frequently seen in their reports, the one on the right shows phosphorus levels in 2022.
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Data Source: Water Quality Portal



I mapped the boundary of California and Orange County, CA.


This map shows sampling locations in the state of California. I automated some of the tasks using Python (downloading and organizing datasets)
Data Source: USGS National Map Viewer
Automating Watershed Analysis
I used Model Builder on ArcGIS Pro to visualize and automate the process of water delineation.
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Data Source: USGS Earth Explorer


It shows watersheds and streams in Orange County, CA. The streams have stream orders: the darker the streams, the higher the stream order.
Programming with Python
Using ArcGIS Notebook, I wrote the code with Python to automate the process of downloading and organizing datasets.
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Data source: Water Quality Portal

Dashboard for Regularly Monitored Parameters
I created an ESRI dashboard for a few water quality parameters that are regularly by the EPA. This dashboard shows 4 parameters for each monitoring station. Click here to explore this dashboard.

Analyzing Sampling Locations


I analyzed sampling locations of nitrate levels in Monterey, CA, by overlaying recreational areas (e.g. beach, park on rivers) and historical data on nitrate. Then I created a survey form on ESRI field maps to help field workers perform data collection. For editing, I created a web app using ESRI experience builder. Click here to explore the web app.
Citizen Problem Reporter
I used templates ESRI provides and created apps of Citizen Problem Reporter. This ArcGIS Solution has a few components: 1) reporting web app for citizens, 2) web app for staff, 3) dashboard that summarizes public reports, and 4) webpage.



Citizen Problem Reporter App
Citizen Problem Reporter lets you use a map to locate a problem, submit photos, and works well with a cell phone. Click here to explore the web app.
Citizen Problem Reporter
This web app helps staff to organize the reports. In this list you can check the details of each report, including the status. It starts from "Submitted", then changes to "Received", "In Progress, and "Completed". You can check the photos attached. Click here to explore the web app.


Dashboard for Staff
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This is a dashboard for staff to see the stats of submitted reports. It also gives stats of categories and types of reports. Click here to explore the dashboard
Webpage for Citizens
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I also created a webpage that explains how to use the Citizen Problem Reporter web app with an image of the workflow and FAQs. Click here to explore the dashboard.
