1.3 sec in total
102 ms
1.1 sec
133 ms
Welcome to waterdata.usgs.gov homepage info - get ready to check Water Data USGS best content for United States right away, or after learning these important things about waterdata.usgs.gov
Visit waterdata.usgs.govWe analyzed Waterdata.usgs.gov page load time and found that the first response time was 102 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.
waterdata.usgs.gov performance score
name
value
score
weighting
Value4.8 s
11/100
10%
Value5.7 s
16/100
25%
Value7.4 s
28/100
10%
Value170 ms
92/100
30%
Value0
100/100
15%
Value7.2 s
51/100
10%
102 ms
428 ms
91 ms
89 ms
94 ms
Our browser made a total of 41 requests to load all elements on the main page. We found that 56% of them (23 requests) were addressed to the original Waterdata.usgs.gov, 15% (6 requests) were made to Usgs.gov and 12% (5 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (428 ms) belongs to the original domain Waterdata.usgs.gov.
Page size can be reduced by 539.1 kB (68%)
793.1 kB
254.0 kB
In fact, the total size of Waterdata.usgs.gov main page is 793.1 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 35% of websites need less resources to load. Javascripts take 595.1 kB which makes up the majority of the site volume.
Potential reduce by 29.6 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 29.6 kB or 77% of the original size.
Potential reduce by 1.4 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Water Data USGS images are well optimized though.
Potential reduce by 398.3 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 398.3 kB or 67% of the original size.
Potential reduce by 109.9 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Waterdata.usgs.gov needs all CSS files to be minified and compressed as it can save up to 109.9 kB or 87% of the original size.
Number of requests can be reduced by 26 (67%)
39
13
The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Water Data USGS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
waterdata.usgs.gov
102 ms
nwis
428 ms
USGS_common.css
91 ms
USGS_custom.css
89 ms
nwisweb.css
94 ms
respond.min.js
97 ms
usgs-analytics.js
91 ms
jquery.min.js
149 ms
jquery-ui.min.js
228 ms
jquery-ui-1.8.custom.css
178 ms
jquery.qtip.min.js
179 ms
jquery.qtip.css
179 ms
modernizr.min.js
181 ms
jquery-ui.css
23 ms
theme.jui.css
262 ms
jquery.tablesorter.min.js
270 ms
jquery.tablesorter.widgets.min.js
271 ms
jquery.nwisweb.min.js
273 ms
ga.js
29 ms
foresee-trigger.js
168 ms
Universal-Federated-Analytics-Min.1.0.js
168 ms
usa-search.js
94 ms
__utm.gif
12 ms
remote.loader.js
6 ms
stats.js
4 ms
analytics.js
12 ms
iframe_api
64 ms
USGS_header_graphic_usgsIdentifier_white.jpg
95 ms
rss_icon.gif
96 ms
nwis_mapper.gif
97 ms
USGS_footer_graphic_usagov.jpg
95 ms
hazards.jpg
58 ms
foresee-surveydef.js
53 ms
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ui-icons_454545_256x240.png
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www-widgetapi.js
39 ms
nwiswebfluidsmallest.css
47 ms
nwiswebfluid.css
90 ms
waterdata.usgs.gov accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Some elements have a [tabindex] value greater than 0
waterdata.usgs.gov best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
waterdata.usgs.gov SEO score
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Waterdata.usgs.gov can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Waterdata.usgs.gov main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
waterdata.usgs.gov
Open Graph description is not detected on the main page of Water Data USGS. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: