diff --git a/sfm/report_pdf.py b/sfm/report_pdf.py
index b1545e9..87c556a 100644
--- a/sfm/report_pdf.py
+++ b/sfm/report_pdf.py
@@ -396,18 +396,25 @@ def _render_waveform_layout(fig, rd: ReportData) -> None:
     ax_stats = fig.add_subplot(gs[2]); ax_stats.axis("off")
     _draw_channel_stats_waveform(ax_stats, rd)
 
-    _draw_compliance_panel(fig, gs, rd)
+    _draw_compliance_panel(fig, rd)
     _draw_waveform_subplot(fig, gs[3], rd)
 
 
-def _draw_compliance_panel(fig, gs, rd: ReportData) -> None:
-    """Large square USBM RI8507 compliance chart in the upper-right, spanning the
-    mic (row 1) and stats (row 2) rows — matching Blastware's Event Report."""
-    bottoms, tops, _lefts, rights = gs.get_grid_positions(fig)
-    y0, y1 = bottoms[2], tops[1]          # bottom of stats row → top of mic row
-    x0, x1 = 0.64, rights[0]              # clear of the stats columns → page right margin
-    fig.text((x0 + x1) / 2, y1 + 0.004, "USBM RI8507", fontsize=9, weight="bold",
-             color="#333", ha="center", va="bottom")
+# Compliance-chart placement, in figure fractions.  Measured directly off a
+# Blastware Event Report PDF (ref-stuff/n844lqhbzt0w_bw_pdf.pdf) so the chart
+# matches BW's size and position: it spans from just under the header down
+# through the stats band, hard against the right page margin.  The left edge
+# leaves room for the y-axis tick labels + "Velocity (in/s)" title, which the
+# compacted stats table (see _draw_channel_stats_waveform) is sized to clear.
+_COMPLIANCE_BOX = (0.489, 0.502, 0.951, 0.867)   # x0, y0, x1, y1
+
+
+def _draw_compliance_panel(fig, rd: ReportData) -> None:
+    """Large USBM RI8507 compliance chart in the upper-right, sized and
+    positioned to match Blastware's Event Report (see _COMPLIANCE_BOX)."""
+    x0, y0, x1, y1 = _COMPLIANCE_BOX
+    fig.text((x0 + x1) / 2, y1 + 0.006, "USBM RI8507 And OSMRE", fontsize=9,
+             weight="bold", color="#333", ha="center", va="bottom")
     if rd.channels and rd.sample_rate_sps:
         from sfm.compliance import draw_compliance_chart
         ax = fig.add_axes([x0, y0, x1 - x0, y1 - y0])
@@ -495,11 +502,11 @@ def _split_iso_to_date_time(iso: Optional[str]) -> tuple[Optional[str], Optional
         return (None, None)
 
 
-def _kv(ax, x, y, label, value, *, label_w=0.18):
+def _kv(ax, x, y, label, value, *, label_w=0.18, fontsize=8):
     """Render a 'Label  Value' row at axes-coordinates (x, y)."""
-    ax.text(x, y, label, fontsize=8, color="#555", ha="left", va="top",
+    ax.text(x, y, label, fontsize=fontsize, color="#555", ha="left", va="top",
             transform=ax.transAxes)
-    ax.text(x + label_w, y, _fmt(value), fontsize=8, ha="left", va="top",
+    ax.text(x + label_w, y, _fmt(value), fontsize=fontsize, ha="left", va="top",
             transform=ax.transAxes, family="monospace")
 
 
@@ -592,8 +599,11 @@ def _draw_mic_and_usbm(ax, rd: ReportData) -> None:
             transform=ax.transAxes, va="top")
     rows = _mic_rows(rd)
     y = 0.80
+    # Tighter label indent + slightly smaller font so the long "Channel Test
+    # Passed (Freq = … Amp = … mv)" line clears the enlarged compliance chart's
+    # left edge (_COMPLIANCE_BOX) instead of running behind it.
     for label, value in rows:
-        _kv(ax, 0.0, y, label, value, label_w=0.18)
+        _kv(ax, 0.0, y, label, value, label_w=0.13, fontsize=7)
         y -= 0.15
     # The USBM compliance chart is drawn as its own large square panel spanning
     # the mic + stats rows on the right — see _draw_compliance_panel().
@@ -647,7 +657,13 @@ def _draw_channel_stats_waveform(ax, rd: ReportData) -> None:
         ("Peak Displacement",    "peak_disp_in",   "in"),
         ("Sensor Check",         "sensor_check",   ""),
     ]
-    _draw_stats_table(ax, rd, rows_spec)
+    # Compacted to the left half so the enlarged compliance chart (BW-sized,
+    # right against the page margin) has room — see _COMPLIANCE_BOX.
+    _draw_stats_table(
+        ax, rd, rows_spec,
+        bbox_width=0.42, fontsize=7.5,
+        col_widths=[0.185, 0.065, 0.065, 0.065, 0.040],
+    )
     _draw_pvs_summary(ax, rd, n_data_rows=len(rows_spec))
 
 
@@ -708,19 +724,39 @@ def _draw_pvs_summary(
     table_bottom_y = getattr(ax, "_stats_table_bottom", -0.10)
     pvs_y = table_bottom_y - 0.04   # small gap below the table border
 
-    # Centered for visual balance — looks intentional rather than offset.
-    # The original BW-replica had a "NA: Not Applicable" caption below
-    # this line; dropped because we use "—" for missing values and the
-    # legend was always squished against the PVS line.
-    ax.text(0.5, pvs_y, line, fontsize=9, weight="bold",
-            ha="center", va="top", transform=ax.transAxes)
+    # Centered under the stats table for visual balance — looks intentional
+    # rather than offset.  When the table is compacted (waveform layout), it
+    # occupies only the left portion of the axes, so center on the table's
+    # width rather than the full axes (which would push the line under the
+    # compliance chart).  The original BW-replica had a "NA: Not Applicable"
+    # caption below this line; dropped because we use "—" for missing values.
+    table_w = getattr(ax, "_stats_table_width", 0.80)
+    if table_w < 0.79:
+        # Compacted (waveform) layout: left-align under the table, one point
+        # smaller, so the line clears the enlarged compliance chart's
+        # bottom-left tick labels on the right.
+        ax.text(0.0, pvs_y, line, fontsize=8, weight="bold",
+                ha="left", va="top", transform=ax.transAxes)
+    else:
+        ax.text(0.5, pvs_y, line, fontsize=9, weight="bold",
+                ha="center", va="top", transform=ax.transAxes)
 
 
-def _draw_stats_table(ax, rd: ReportData, rows_spec: list[tuple[str, str, str]]) -> None:
+def _draw_stats_table(
+    ax, rd: ReportData, rows_spec: list[tuple[str, str, str]],
+    *, bbox_width: float = 0.80, fontsize: float = 8,
+    col_widths: Optional[list[float]] = None,
+) -> None:
     """Render a per-channel stats table (Tran/Vert/Long).
 
     rows_spec: list of (label, field_name_in_channel_stats, unit_string)
+
+    ``bbox_width`` / ``col_widths`` / ``fontsize`` let a caller compact the
+    table (the waveform layout packs it into the left half to clear the
+    compliance chart; the histogram layout keeps the wider defaults).
     """
+    if col_widths is None:
+        col_widths = [0.28, 0.14, 0.14, 0.14, 0.10]
     headers = ["", "Tran", "Vert", "Long", ""]
     ch_lookup = {c["name"]: c for c in rd.channel_stats}
 
@@ -760,16 +796,17 @@ def _draw_stats_table(ax, rd: ReportData, rows_spec: list[tuple[str, str, str]])
     table_bottom = 1.0 - table_height
     tbl = ax.table(
         cellText=table_data,
-        colWidths=[0.28, 0.14, 0.14, 0.14, 0.10],
+        colWidths=col_widths,
         cellLoc="left", edges="open",
-        bbox=[0.0, table_bottom, 0.80, table_height],
+        bbox=[0.0, table_bottom, bbox_width, table_height],
     )
     tbl.auto_set_font_size(False)
-    tbl.set_fontsize(8)
+    tbl.set_fontsize(fontsize)
     for j in range(5):
         tbl[(0, j)].set_text_props(weight="bold", color="#555")
-    # Stash the bottom Y so _draw_pvs_summary can position itself below.
+    # Stash the bottom Y + width so _draw_pvs_summary can position itself.
     ax._stats_table_bottom = table_bottom
+    ax._stats_table_width = bbox_width
 
 
 def _channel_axis_color(ch: str) -> str: