Performance
· 17 checks — Lighthouse + waterfall + sustainability rolled into one auditable list.Performance-focused optimization plan with CWV assessment, top offenders, and time estimates
First Contentful Paint First Contentful Paint — how long until the browser renders the first piece of content. Under 1.8s is good.
8.53 s
Largest Contentful Paint Largest Contentful Paint — how long until the largest visible element loads. Under 2.5s is good.
23.72 s
Total Blocking Time Total Blocking Time — total time the main thread was blocked, preventing user input. Under 200ms is good.
2.14 s
Cumulative Layout Shift Cumulative Layout Shift — measures visual stability. How much the page layout shifts during loading. Under 0.1 is good.
0.000
Speed Index Speed Index — how quickly content is visually displayed during load. Under 3.4s is good.
11.09 s
Time to Interactive Time to Interactive — how long until the page is fully interactive and responds to user input. Under 3.8s is good.
23.94 s
Page Load Progression
FPage Weight BudgetAction4.1 MB transferred, 122 requestsFIX
Convert images to WebP/AVIF and resize to display dimensions to reduce transfer size.
Image bandwidth is high — modern formats (WebP/AVIF) and resizing typically cut it 50%+.
Source: web.dev
Large JavaScript bundles delay interactivity. Split code by route or defer non-critical scripts.
JavaScript bundle is large — code-split routes and lazy-load off-screen components to defer.
Source: web.dev
Subset fonts to include only used characters, or switch to system font stacks.
Font payload is large — subset to used glyphs only, or fall back to system fonts (zero load time).
Source: web.dev font loading
Remove unused CSS rules with tools like PurgeCSS to reduce stylesheet size.
CSS bundle is large — purge unused styles (PurgeCSS, Tailwind JIT) to reduce CSS payload.
Source: web.dev
Each request adds latency. Bundle small files, use sprites, or eliminate unnecessary requests.
High HTTP request count — bundling, sprite-ing, and HTTP/2 server push can reduce per-request overhead.
Source: web.dev
FJS Execution CostAction9233ms total JS executionFIX
Main Thread Breakdown
| Script | Total | Scripting | Parse/Compile | Party |
|---|---|---|---|---|
| https://lacounty.gov/m-faine-you-make-farweyan-houghter-Mast-the-Besi | 3055ms | 2841ms | 69ms | 1st |
| https://lacounty.gov/wp-content/plugins/revslider/public/js/libs/tptools.js?ver=6.7.54 | 1736ms | 483ms | 18ms | 1st |
| https://lacounty.gov/ | 1007ms | 110ms | 63ms | 1st |
| Unattributable | 763ms | 175ms | 0ms | 3rd |
| https://www.googletagmanager.com/gtag/js?id=G-HYDNR8V2E5 | 492ms | 398ms | 49ms | 3rd |
| https://cdnjs.cloudflare.com/ajax/libs/uswds/3.13.0/js/uswds.min.js | 260ms | 35ms | 9ms | 3rd |
| https://lacounty.gov/wp-includes/js/jquery/jquery.min.js?ver=3.7.1 | 237ms | 185ms | 11ms | 1st |
| https://analytics.tiktok.com/i18n/pixel/static/main.MWE0ZWQ3ZWQwOA.js | 215ms | 164ms | 49ms | 3rd |
| https://translate.googleapis.com/_/translate_http/_/js/k=translate_http.tr.es.eNjH1Jo6ldQ.O/am=AAAAAQ/d=1/exm=el_conf/ed=1/rs=AN8SPfq_osd-q7vwQm5aouAQRZibUmx4sg/m=el_main | 181ms | 131ms | 41ms | 3rd |
| https://www.googletagmanager.com/gtm.js?id=GTM-WM426K7 | 160ms | 119ms | 39ms | 3rd |
Showing top 10 of 21 scripts
FJS BundlesAction43 scripts, 591 KB unusedFIX
Downloaded but never executed on this page.
| Script | Size | Unused | Minified | Party |
|---|---|---|---|---|
| https://translate.googleapis.com/_/translate_http/_/js/k=translate_http.tr.es.eNjH1Jo6ldQ.O/am=AAAAAQ/d=1/exm=el_conf/ed=1/rs=AN8SPfq_osd-q7vwQm5aouAQRZibUmx4sg/m=el_main | 119 KB | 94 KB (79%) | ✓ | 3rd |
| https://www.googletagmanager.com/gtag/js?id=G-HYDNR8V2E5 | 176 KB | 68 KB (39%) | ✓ | 3rd |
| https://www.googletagmanager.com/gtm.js?id=GTM-WM426K7 | 126 KB | 65 KB (51%) | ✓ | 3rd |
| https://maps.googleapis.com/maps/api/js?ver=1.0 | 100 KB | 65 KB (65%) | ✓ | 3rd |
| https://analytics.tiktok.com/i18n/pixel/static/main.MWE0ZWQ3ZWQwOA.js | 117 KB | 64 KB (55%) | ✓ | 3rd |
| https://lacounty.gov/wp-content/themes/blade/js/plugins.js?ver=3.6.6 | 58 KB | 44 KB (75%) | ✓ | 1st |
| https://lacounty.gov/wp-content/plugins/revslider/public/js/sr7.js?ver=6.7.54 | 95 KB | 42 KB (45%) | ✓ | 1st |
| https://lacounty.gov/wp-content/plugins/revslider/public/js/libs/tptools.js?ver=6.7.54 | 74 KB | 41 KB (56%) | ✓ | 1st |
| https://connect.facebook.net/en_US/fbevents.js | 97 KB | 33 KB (34%) | ✓ | 3rd |
| https://lacounty.gov/wp-content/plugins/eventON/assets/js/eventon_script.js?ver=5.0.9 | 30 KB | 26 KB (89%) | ✗ | 1st |
Consider code splitting or tree shaking to reduce unused code.
This bundle has high unused code — code-split or tree-shake to ship only what executes.
Source: web.dev / Lighthouse coverage
Consider code splitting or tree shaking to reduce unused code.
This bundle has high unused code — code-split or tree-shake to ship only what executes.
Source: web.dev / Lighthouse coverage
Consider code splitting or tree shaking to reduce unused code.
This bundle has high unused code — code-split or tree-shake to ship only what executes.
Source: web.dev / Lighthouse coverage
Consider code splitting or tree shaking to reduce unused code.
This bundle has high unused code — code-split or tree-shake to ship only what executes.
Source: web.dev / Lighthouse coverage
Consider code splitting or tree shaking to reduce unused code.
This bundle has high unused code — code-split or tree-shake to ship only what executes.
Source: web.dev / Lighthouse coverage
DPage Weight InventoryAction122 resources · 4.1 MB · 591 KB savings availableFIX
~590.5 KiB of savings available
| # | Resource | Type | Size | Cache | Unused | 3rd party | Issues |
|---|---|---|---|---|---|---|---|
| — | — | ||||||
| 122 resources | 4.1 MiB | ||||||
BImage Optimization17 images, 0 KB saveableREVIEW
CGreen HostingActionWhether the site is served from green-energy infrastructureREVIEW
Green Hosting
No green hosting detected
AThird-Party Impact26% third-party, 0 ms blockingPASS
A+Text CompressionAll text resources are compressedPASS
A+Font Loading8 fonts (403 KB)PASS
Web fonts
8
403 KB total
Render-blocking
0
of 8
Dominant font-display
swap
Most common across fonts
Font loading timeline
- Subset this font — over 100 KB suggests Latin Extended or full glyph coverage that most pages don't need
- Convert to woff2 for ~30% smaller file size
- Subset this font — over 100 KB suggests Latin Extended or full glyph coverage that most pages don't need
Optimization checklist
- Preload critical fonts (priority=high)
- Use woff2 format for all fonts
- Set font-display to swap, optional, or fallback
- Subset large fonts (≤100 KB each)
Fixing the unchecked items could save ~137 KB and ~274 ms
A+Resource CachingAll resources properly cachedPASS
A+Critical Rendering PathNo render-blocking resourcesPASS
A+Resource Hints8 hints, 0 missing preconnectsPASS
Current Resource Hints
8 resource hints configured
A+Render-Blocking ResourcesNo render-blocking resources detectedPASS
A+Third-Party ResourcesNo third-party resources detectedPASS
AHTTP Cachingmax-age=600 (10 minutes)PASS
max-age=600, must-revalidate
| Directive | Value | Meaning |
|---|---|---|
| max-age | 600 | Cache for 10 minutes |
| must-revalidate | — | Must recheck with server after expiry |
Network Waterfall122 requests over 2758msINFO
Third-Party Script CostPer-script blocking time, transfer cost, and cache headersINFO
| Script | Category | Execution | Transfer | Unused | Monthly Cost | Verdict |
|---|---|---|---|---|---|---|
Unattributable Unattributable | Other | 763ms | 0 KB | — | $4/mo | Costly |
Google Tag Manager www.googletagmanager.com | Tag Manager | 492ms | 176 KB | 39% | $3/mo | Costly |
cdnjs cdnjs.cloudflare.com | CDN | 260ms | 21 KB | — | $1/mo | Costly |
analytics.tiktok.com analytics.tiktok.com | Other | 215ms | 117 KB | 55% | $1/mo | Costly |
translate.googleapis.com translate.googleapis.com | Other | 181ms | 119 KB | 79% | $1/mo | Optional |
Google Tag Manager www.googletagmanager.com | Tag Manager | 160ms | 126 KB | 51% | $1/mo | Optional |
Facebook Pixel connect.facebook.net | Advertising | 144ms | 46 KB | — | $1/mo | Optional |
Facebook Pixel connect.facebook.net | Advertising | 143ms | 97 KB | 34% | $1/mo | Optional |
maps.googleapis.com maps.googleapis.com | Other | 126ms | 100 KB | 65% | $1/mo | Optional |
meet.jit.si meet.jit.si | Other | 56ms | 32 KB | — | $0/mo | Optional |
These scripts may cost more than they're worth
- Unattributable adds 763ms and costs ~$4/month
- Google Tag Manager adds 492ms and costs ~$3/month
- cdnjs adds 260ms and costs ~$1/month
- analytics.tiktok.com adds 215ms and costs ~$1/month
Unattributable takes 763ms of CPU time. Consider loading it asynchronously or replacing it with a lighter alternative.
This script has high main-thread execution time — optimize hot paths or defer.
Source: web.dev
Google Tag Manager takes 492ms of CPU time. Consider loading it asynchronously or replacing it with a lighter alternative.
This script has high main-thread execution time — optimize hot paths or defer.
Source: web.dev
cdnjs takes 260ms of CPU time. Consider loading it asynchronously or replacing it with a lighter alternative.
This script has high main-thread execution time — optimize hot paths or defer.
Source: web.dev
analytics.tiktok.com takes 215ms of CPU time. Consider loading it asynchronously or replacing it with a lighter alternative.
This script has high main-thread execution time — optimize hot paths or defer.
Source: web.dev
55% of analytics.tiktok.com's code is unused. The script may be loading features you don't use.
Bundle has high unused-code ratio — tree-shaking and route-splitting recover the wasted bytes.
Source: web.dev
79% of translate.googleapis.com's code is unused. The script may be loading features you don't use.
Bundle has high unused-code ratio — tree-shaking and route-splitting recover the wasted bytes.
Source: web.dev
51% of Google Tag Manager's code is unused. The script may be loading features you don't use.
Bundle has high unused-code ratio — tree-shaking and route-splitting recover the wasted bytes.
Source: web.dev
65% of maps.googleapis.com's code is unused. The script may be loading features you don't use.
Bundle has high unused-code ratio — tree-shaking and route-splitting recover the wasted bytes.
Source: web.dev